Apple iOS and iPadOS USB Restricted Mode Bypass Vulnerability (CVE-2025-24200) Analysis & Mitigation Guide
Executive & SecOps Summary
SECOPS ASSESSMENTApple iPhone and iPad devices running iOS/iPadOS versions prior to 15.8.4, 16.7.11, 17.7.5, or 18.3.1
A physical attacker can disable USB Restricted Mode on a locked device, potentially allowing unauthorized data extraction and forensic access
Immediately update all affected devices to iOS/iPadOS 15.8.4, 16.7.11, 17.7.5, 18.3.1 or later
Affected Products & Version Scope
Remediation & Live Workaround Commands
PATCH & WORKAROUND1. Official Patch & Version Upgrade Commands
The primary remediation is upgrading the operating system. For enterprise environments managed via MDM, push the OS update command immediately.
# Example MDM API command to force OS update to iOS 18.3.1 or later
curl -X POST 'https://mdm.example.com/api/v1/commands' \
-H 'Authorization: Bearer <MDM_API_TOKEN>' \
-H 'Content-Type: application/json' \
-d '{
"command": "ScheduleOSUpdate",
"device_udids": ["00008101-000C34D20E30001E"],
"update_keys": {
"ProductVersion": "18.3.1",
"InstallAction": "Default"
}
}'2. Temporary Workaround & Hardening Configuration
If patching cannot be applied immediately, deploy an MDM configuration profile to explicitly disable USB accessories when the device is locked.
# Generate an Apple Configuration Profile to enforce USB Restricted Mode
cat <<EOF > Disable_USB_Accessories.mobileconfig
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE plist PUBLIC '-//Apple//DTD PLIST 1.0//EN' 'http://www.apple.com/DTDs/PropertyList-1.0.dtd'>
<plist version='1.0'>
<dict>
<key>PayloadContent</key>
<array>
<dict>
<key>PayloadType</key>
<string>com.apple.applicationaccess</string>
<key>PayloadIdentifier</key>
<string>com.example.security.restrictions</string>
<key>PayloadUUID</key>
<string>A1B2C3D4-E5F6-7A8B-9C0D-1E2F3A4B5C6D</string>
<key>PayloadVersion</key>
<integer>1</integer>
<key>allowUSBAccessories</key>
<false/>
</dict>
</array>
<key>PayloadDisplayName</key>
<string>USB Restricted Mode Hardening</string>
<key>PayloadIdentifier</key>
<string>com.example.usb.hardening</string>
<key>PayloadUUID</key>
<string>9F8E7D6C-5B4A-3F2E-1D0C-9B8A7F6E5D4C</string>
<key>PayloadType</key>
<string>Configuration</string>
<key>PayloadVersion</key>
<integer>1</integer>
</dict>
</plist>
EOF3. Log Audit & IoC Verification Commands
Use the following Python script to parse MDM inventory data and identify vulnerable devices within your network.
# Python script to audit and identify vulnerable iOS/iPadOS devices
import json
def audit_devices(device_data_json):
devices = json.loads(device_data_json)
vulnerable =
for dev in devices:
version = dev.get('OSVersion', '0.0.0')
major = int(version.split('.'))
is_vulnerable = False
if major == 15 and version < '15.8.4': is_vulnerable = True
elif major == 16 and version < '16.7.11': is_vulnerable = True
elif major == 17 and version < '17.7.5': is_vulnerable = True
elif major == 18 and version < '18.3.1': is_vulnerable = True
if is_vulnerable:
vulnerable.append({
'UDID': dev.get('UDID'),
'DeviceName': dev.get('DeviceName'),
'OSVersion': version
})
return vulnerable
# Sample execution
sample_inventory = '[{"UDID": "test-uuid-123", "DeviceName": "Finance_iPad", "OSVersion": "17.6.0"}]'
print('Vulnerable Devices:', audit_devices(sample_inventory))Block Kernel Privilege Escalation & Ransomware Payloads Before You Can Reboot
Protect unpatched Windows, Linux, and macOS workloads against in-memory exploitation and lateral movement with autonomous EDR.
Technical Root Cause & Exploitation Mechanics
1. Vulnerability Overview & Root Cause
This vulnerability (CVE-2025-24200) is an authorization bypass issue (CWE-863) stemming from improper state management within Apple's iOS and iPadOS operating systems. The root cause lies in the flawed state transition logic of 'USB Restricted Mode', which is designed to disable USB data connections after a device has been locked for a certain period.
2. Exploitation Mechanics & Attack Scenario
An attacker with physical access to a locked target device can exploit this vulnerability by manipulating hardware states or timing signals to bypass the state check. This disables USB Restricted Mode, allowing the attacker to establish a data connection with external forensic extraction tools (e.g., GrayKey, Cellebrite) even while the device remains passcode-locked.
3. Infrastructure & Business Impact
This vulnerability is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, with reports indicating active exploitation in highly targeted attacks. For enterprises, a lost or stolen device belonging to high-profile personnel could lead to complete physical data extraction, compromising sensitive corporate data, credentials, and internal communications.
Official Vendor Advisories & References
An authorization issue was addressed with improved state management. This issue is fixed in iOS 15.8.4 and iPadOS 15.8.4, iOS 16.7.11 and iPadOS 16.7.11, iOS 18.3.1 and iPadOS 18.3.1, iPadOS 17.7.5. A physical attack may disable USB Restricted Mode on a locked device. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.
Frequently Asked SecOps Questions (CVE-2025-24200)
FAQQ1. How critical is CVE-2025-24200 and is it actively exploited in the wild?
CVE-2025-24200 is rated CVSS 6.1 (MEDIUM) with a 30-day EPSS exploitation probability of 4.5%. It is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, requiring immediate emergency remediation.
Q2. Which vendors and products are affected by CVE-2025-24200?
Primary impacted vendors include apple across ios, ipados. Scope summary: All Apple devices running iOS/iPadOS versions prior to 15.8.4, 16.7.11, 17.7.5, and 18.3.1
Q3. What temporary mitigations or workarounds exist for CVE-2025-24200 before patching?
[Mitigation] Immediately update all affected devices to iOS/iPadOS 15.8.4, 16.7.11, 17.7.5, 18.3.1 or later Follow the CLI remediation commands and interactive SecOps checklist on this page to restrict exposure prior to your maintenance window.
Generate an Internal Engineering Notice or CISO Report for CVE-2025-24200
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