mirror of
https://github.com/assafdori/bypass-mdm.git
synced 2026-04-19 10:34:57 +00:00
feat: v2.0 release
this version should help those who faced issues with the legacy script
This commit is contained in:
Assaf Dori
439
bypass-mdm-v2.sh
439
bypass-mdm-v2.sh
@@ -9,76 +9,401 @@ PUR='\033[1;35m'
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CYAN='\033[1;36m'
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NC='\033[0m'
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# Function to get the system volume name
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get_system_volume() {
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system_volume=$(diskutil info / | grep "Device Node" | awk -F': ' '{print $2}' | xargs diskutil info | grep "Volume Name" | awk -F': ' '{print $2}' | tr -d ' ')
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echo "$system_volume"
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# Error handling function
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error_exit() {
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echo -e "${RED}ERROR: $1${NC}" >&2
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exit 1
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}
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# Get the system volume name
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system_volume=$(get_system_volume)
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# Warning function
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warn() {
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echo -e "${YEL}WARNING: $1${NC}"
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}
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# Success function
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success() {
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echo -e "${GRN}✓ $1${NC}"
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}
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# Info function
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info() {
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echo -e "${BLU}ℹ $1${NC}"
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}
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# Validation function for username
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validate_username() {
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local username="$1"
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# Check if username is empty
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if [ -z "$username" ]; then
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echo "Username cannot be empty"
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return 1
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fi
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# Check length (1-31 characters for macOS)
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if [ ${#username} -gt 31 ]; then
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echo "Username too long (max 31 characters)"
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return 1
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fi
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# Check for valid characters (alphanumeric, underscore, hyphen)
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if ! [[ "$username" =~ ^[a-zA-Z0-9_-]+$ ]]; then
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echo "Username can only contain letters, numbers, underscore, and hyphen"
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return 1
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fi
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# Check if starts with letter or underscore
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if ! [[ "$username" =~ ^[a-zA-Z_] ]]; then
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echo "Username must start with a letter or underscore"
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return 1
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fi
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return 0
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}
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# Validation function for password
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validate_password() {
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local password="$1"
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# Check if password is empty
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if [ -z "$password" ]; then
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echo "Password cannot be empty"
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return 1
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fi
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# Check minimum length (macOS allows any length, but recommend 4+)
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if [ ${#password} -lt 4 ]; then
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echo "Password too short (minimum 4 characters recommended)"
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return 1
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fi
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return 0
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}
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# Check if user already exists
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check_user_exists() {
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local dscl_path="$1"
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local username="$2"
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if dscl -f "$dscl_path" localhost -read "/Local/Default/Users/$username" 2>/dev/null; then
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return 0 # User exists
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else
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return 1 # User doesn't exist
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fi
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}
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# Find available UID
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find_available_uid() {
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local dscl_path="$1"
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local uid=501
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# Check UIDs from 501-599
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while [ $uid -lt 600 ]; do
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if ! dscl -f "$dscl_path" localhost -search /Local/Default/Users UniqueID $uid 2>/dev/null | grep -q "UniqueID"; then
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echo $uid
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return 0
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fi
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uid=$((uid + 1))
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done
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echo "501" # Default fallback
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return 1
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}
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# Function to detect system volumes with multiple fallback strategies
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detect_volumes() {
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local system_vol=""
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local data_vol=""
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info "Detecting system volumes..." >&2
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# Strategy 1: Look for common macOS APFS volume patterns
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# List all volumes and look for system volume (ends with or contains common names)
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for vol in /Volumes/*; do
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if [ -d "$vol" ]; then
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vol_name=$(basename "$vol")
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# Check if this looks like a system volume (not Data, not recovery)
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if [[ ! "$vol_name" =~ "Data"$ ]] && [[ ! "$vol_name" =~ "Recovery" ]] && [ -d "$vol/System" ]; then
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system_vol="$vol_name"
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info "Found system volume: $system_vol" >&2
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break
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fi
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fi
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done
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# Strategy 2: If no system volume found, try looking for any volume with /System directory
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if [ -z "$system_vol" ]; then
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for vol in /Volumes/*; do
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if [ -d "$vol/System" ]; then
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system_vol=$(basename "$vol")
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warn "Using volume with /System directory: $system_vol" >&2
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break
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fi
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done
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fi
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# Strategy 3: Check for Data volume
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if [ -d "/Volumes/Data" ]; then
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data_vol="Data"
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info "Found data volume: $data_vol" >&2
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elif [ -n "$system_vol" ] && [ -d "/Volumes/$system_vol - Data" ]; then
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data_vol="$system_vol - Data"
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info "Found data volume: $data_vol" >&2
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else
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# Look for any volume ending with "Data"
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for vol in /Volumes/*Data; do
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if [ -d "$vol" ]; then
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data_vol=$(basename "$vol")
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warn "Found data volume: $data_vol" >&2
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break
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fi
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done
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fi
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# Validate findings
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if [ -z "$system_vol" ]; then
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error_exit "Could not detect system volume. Please ensure you're running this in Recovery mode with a macOS installation present."
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fi
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if [ -z "$data_vol" ]; then
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error_exit "Could not detect data volume. Please ensure you're running this in Recovery mode with a macOS installation present."
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fi
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echo "$system_vol|$data_vol"
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}
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# Detect volumes at startup
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volume_info=$(detect_volumes)
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system_volume=$(echo "$volume_info" | cut -d'|' -f1)
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data_volume=$(echo "$volume_info" | cut -d'|' -f2)
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# Display header
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echo -e "${CYAN}Bypass MDM By Assaf Dori (assafdori.com)${NC}"
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echo ""
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echo -e "${CYAN}╔═══════════════════════════════════════════════╗${NC}"
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echo -e "${CYAN}║ Bypass MDM By Assaf Dori (assafdori.com) ║${NC}"
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echo -e "${CYAN}╚═══════════════════════════════════════════════╝${NC}"
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echo ""
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success "System Volume: $system_volume"
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success "Data Volume: $data_volume"
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echo ""
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# Prompt user for choice
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PS3='Please enter your choice: '
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options=("Bypass MDM from Recovery" "Reboot & Exit")
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select opt in "${options[@]}"; do
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case $opt in
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"Bypass MDM from Recovery")
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# Bypass MDM from Recovery
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echo -e "${YEL}Bypass MDM from Recovery"
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if [ -d "/Volumes/$system_volume - Data" ]; then
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diskutil rename "$system_volume - Data" "Data"
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fi
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case $opt in
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"Bypass MDM from Recovery")
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echo ""
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echo -e "${YEL}═══════════════════════════════════════${NC}"
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echo -e "${YEL} Starting MDM Bypass Process${NC}"
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echo -e "${YEL}═══════════════════════════════════════${NC}"
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echo ""
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# Create Temporary User
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echo -e "${NC}Create a Temporary User"
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read -p "Enter Temporary Fullname (Default is 'Apple'): " realName
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realName="${realName:=Apple}"
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read -p "Enter Temporary Username (Default is 'Apple'): " username
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username="${username:=Apple}"
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read -p "Enter Temporary Password (Default is '1234'): " passw
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passw="${passw:=1234}"
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# Normalize data volume name if needed
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if [ "$data_volume" != "Data" ]; then
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info "Renaming data volume to 'Data' for consistency..."
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if diskutil rename "$data_volume" "Data" 2>/dev/null; then
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success "Data volume renamed successfully"
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data_volume="Data"
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else
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warn "Could not rename data volume, continuing with: $data_volume"
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fi
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fi
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# Create User
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dscl_path='/Volumes/Data/private/var/db/dslocal/nodes/Default'
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echo -e "${GREEN}Creating Temporary User"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" UserShell "/bin/zsh"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" RealName "$realName"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" UniqueID "501"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" PrimaryGroupID "20"
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mkdir "/Volumes/Data/Users/$username"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" NFSHomeDirectory "/Users/$username"
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dscl -f "$dscl_path" localhost -passwd "/Local/Default/Users/$username" "$passw"
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dscl -f "$dscl_path" localhost -append "/Local/Default/Groups/admin" GroupMembership $username
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# Validate critical paths
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info "Validating system paths..."
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# Block MDM domains
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echo "0.0.0.0 deviceenrollment.apple.com" >>/Volumes/"$system_volume"/etc/hosts
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echo "0.0.0.0 mdmenrollment.apple.com" >>/Volumes/"$system_volume"/etc/hosts
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echo "0.0.0.0 iprofiles.apple.com" >>/Volumes/"$system_volume"/etc/hosts
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echo -e "${GRN}Successfully blocked MDM & Profile Domains"
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system_path="/Volumes/$system_volume"
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data_path="/Volumes/$data_volume"
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# Remove configuration profiles
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touch /Volumes/Data/private/var/db/.AppleSetupDone
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rm -rf /Volumes/"$system_volume"/var/db/ConfigurationProfiles/Settings/.cloudConfigHasActivationRecord
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rm -rf /Volumes/"$system_volume"/var/db/ConfigurationProfiles/Settings/.cloudConfigRecordFound
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touch /Volumes/"$system_volume"/var/db/ConfigurationProfiles/Settings/.cloudConfigProfileInstalled
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touch /Volumes/"$system_volume"/var/db/ConfigurationProfiles/Settings/.cloudConfigRecordNotFound
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if [ ! -d "$system_path" ]; then
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error_exit "System volume path does not exist: $system_path"
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fi
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echo -e "${GRN}MDM enrollment has been bypassed!${NC}"
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echo -e "${NC}Exit terminal and reboot your Mac.${NC}"
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break
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;;
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"Reboot & Exit")
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# Reboot & Exit
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echo "Rebooting..."
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reboot
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break
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;;
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*) echo "Invalid option $REPLY" ;;
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esac
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if [ ! -d "$data_path" ]; then
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error_exit "Data volume path does not exist: $data_path"
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fi
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dscl_path="$data_path/private/var/db/dslocal/nodes/Default"
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if [ ! -d "$dscl_path" ]; then
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error_exit "Directory Services path does not exist: $dscl_path"
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fi
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success "All system paths validated"
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echo ""
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# Create Temporary User
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echo -e "${CYAN}Creating Temporary Admin User${NC}"
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echo -e "${NC}Press Enter to use defaults (recommended)${NC}"
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# Get and validate real name
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read -p "Enter Temporary Fullname (Default is 'Apple'): " realName
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realName="${realName:=Apple}"
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# Get and validate username
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while true; do
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read -p "Enter Temporary Username (Default is 'Apple'): " username
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username="${username:=Apple}"
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if validation_msg=$(validate_username "$username"); then
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break
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else
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warn "$validation_msg"
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echo -e "${YEL}Please try again or press Ctrl+C to exit${NC}"
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fi
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done
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# Check if user already exists
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if check_user_exists "$dscl_path" "$username"; then
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warn "User '$username' already exists in the system"
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read -p "Do you want to use a different username? (y/n): " response
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if [[ "$response" =~ ^[Yy]$ ]]; then
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while true; do
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read -p "Enter a different username: " username
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if [ -z "$username" ]; then
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warn "Username cannot be empty"
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continue
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fi
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if validation_msg=$(validate_username "$username"); then
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if ! check_user_exists "$dscl_path" "$username"; then
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break
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else
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warn "User '$username' also exists. Try another name."
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fi
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else
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warn "$validation_msg"
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fi
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done
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else
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warn "Continuing with existing user '$username' (may cause conflicts)"
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fi
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fi
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# Get and validate password
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while true; do
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read -p "Enter Temporary Password (Default is '1234'): " passw
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passw="${passw:=1234}"
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if validation_msg=$(validate_password "$passw"); then
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break
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else
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warn "$validation_msg"
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echo -e "${YEL}Please try again or press Ctrl+C to exit${NC}"
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fi
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done
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echo ""
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# Find available UID
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info "Checking for available UID..."
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available_uid=$(find_available_uid "$dscl_path")
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if [ $? -eq 0 ] && [ "$available_uid" != "501" ]; then
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info "UID 501 is in use, using UID $available_uid instead"
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else
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available_uid="501"
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fi
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success "Using UID: $available_uid"
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echo ""
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# Create User with error handling
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info "Creating user account: $username"
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if ! dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" 2>/dev/null; then
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error_exit "Failed to create user account"
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fi
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" UserShell "/bin/zsh" || warn "Failed to set user shell"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" RealName "$realName" || warn "Failed to set real name"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" UniqueID "$available_uid" || warn "Failed to set UID"
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" PrimaryGroupID "20" || warn "Failed to set GID"
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user_home="$data_path/Users/$username"
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if [ ! -d "$user_home" ]; then
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if mkdir -p "$user_home" 2>/dev/null; then
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success "Created user home directory"
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else
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error_exit "Failed to create user home directory: $user_home"
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fi
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else
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warn "User home directory already exists: $user_home"
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fi
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dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" NFSHomeDirectory "/Users/$username" || warn "Failed to set home directory"
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if ! dscl -f "$dscl_path" localhost -passwd "/Local/Default/Users/$username" "$passw" 2>/dev/null; then
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error_exit "Failed to set user password"
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fi
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if ! dscl -f "$dscl_path" localhost -append "/Local/Default/Groups/admin" GroupMembership "$username" 2>/dev/null; then
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error_exit "Failed to add user to admin group"
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fi
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success "User account created successfully"
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echo ""
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# Block MDM domains
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info "Blocking MDM enrollment domains..."
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hosts_file="$system_path/etc/hosts"
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if [ ! -f "$hosts_file" ]; then
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warn "Hosts file does not exist, creating it"
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touch "$hosts_file" || error_exit "Failed to create hosts file"
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fi
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# Check if entries already exist to avoid duplicates
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grep -q "deviceenrollment.apple.com" "$hosts_file" 2>/dev/null || echo "0.0.0.0 deviceenrollment.apple.com" >>"$hosts_file"
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grep -q "mdmenrollment.apple.com" "$hosts_file" 2>/dev/null || echo "0.0.0.0 mdmenrollment.apple.com" >>"$hosts_file"
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grep -q "iprofiles.apple.com" "$hosts_file" 2>/dev/null || echo "0.0.0.0 iprofiles.apple.com" >>"$hosts_file"
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success "MDM domains blocked in hosts file"
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echo ""
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# Remove configuration profiles
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info "Configuring MDM bypass settings..."
|
||||
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config_path="$system_path/var/db/ConfigurationProfiles/Settings"
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# Create config directory if it doesn't exist
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if [ ! -d "$config_path" ]; then
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if mkdir -p "$config_path" 2>/dev/null; then
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success "Created configuration directory"
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else
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warn "Could not create configuration directory"
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fi
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fi
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# Mark setup as done
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touch "$data_path/private/var/db/.AppleSetupDone" 2>/dev/null && success "Marked setup as complete" || warn "Could not mark setup as complete"
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# Remove activation records
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rm -rf "$config_path/.cloudConfigHasActivationRecord" 2>/dev/null && success "Removed activation record" || info "No activation record to remove"
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rm -rf "$config_path/.cloudConfigRecordFound" 2>/dev/null && success "Removed cloud config record" || info "No cloud config record to remove"
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# Create bypass markers
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touch "$config_path/.cloudConfigProfileInstalled" 2>/dev/null && success "Created profile installed marker" || warn "Could not create profile marker"
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touch "$config_path/.cloudConfigRecordNotFound" 2>/dev/null && success "Created record not found marker" || warn "Could not create not found marker"
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echo ""
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echo -e "${GRN}╔═══════════════════════════════════════════════╗${NC}"
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echo -e "${GRN}║ MDM Bypass Completed Successfully! ║${NC}"
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echo -e "${GRN}╚═══════════════════════════════════════════════╝${NC}"
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echo ""
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echo -e "${CYAN}Next steps:${NC}"
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echo -e " 1. Close this terminal window"
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echo -e " 2. Reboot your Mac"
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echo -e " 3. Login with username: ${YEL}$username${NC} and password: ${YEL}$passw${NC}"
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echo ""
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break
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;;
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||||
"Reboot & Exit")
|
||||
echo ""
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||||
info "Rebooting system..."
|
||||
reboot
|
||||
break
|
||||
;;
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||||
*)
|
||||
echo -e "${RED}Invalid option $REPLY${NC}"
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||||
;;
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||||
esac
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||||
done
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Reference in New Issue
Block a user