CVE-2022-4001

7.3 HIGH

📋 TL;DR

CVE-2022-4001 is an authentication bypass vulnerability in Motorola Q14 Mesh Router API that allows attackers to access protected API functions without valid credentials. This affects Motorola Q14 Mesh Router users who haven't applied security updates. Attackers could potentially manipulate router settings or access network information.

💻 Affected Systems

Products:
  • Motorola Q14 Mesh Router
Versions: All versions prior to firmware update
Operating Systems: Embedded router firmware
Default Config Vulnerable: ⚠️ Yes
Notes: Affects default configurations of Motorola Q14 Mesh Router

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete router compromise allowing attacker to change network settings, intercept traffic, install malware, or use router as pivot point into internal network

🟠

Likely Case

Unauthorized access to router configuration, network information disclosure, and potential denial of service through configuration changes

🟢

If Mitigated

Limited impact with proper network segmentation and monitoring, though authentication bypass remains a serious concern

🌐 Internet-Facing: HIGH - Routers are typically internet-facing devices, making them directly accessible to attackers
🏢 Internal Only: MEDIUM - Internal attackers could exploit this if they gain network access

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Authentication bypass vulnerabilities typically have low exploitation complexity once the bypass method is understood

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Firmware update as referenced in Motorola advisory

Vendor Advisory: https://en-us.support.motorola.com/app/answers/detail/a_id/176952/~/motorola-q14-mesh-router-vulnerabilities

Restart Required: Yes

Instructions:

1. Log into router admin interface 2. Navigate to firmware update section 3. Check for and apply latest firmware 4. Reboot router after update completes

🔧 Temporary Workarounds

Disable Remote Management

all

Disable remote administration/management features to prevent external exploitation

Network Segmentation

all

Isolate router management interface to separate VLAN or network segment

🧯 If You Can't Patch

  • Implement strict network access controls to limit who can reach router management interface
  • Enable detailed logging and monitoring for unauthorized access attempts to router API

🔍 How to Verify

Check if Vulnerable:

Check router firmware version against Motorola's advisory. Versions prior to the patched firmware are vulnerable.

Check Version:

Check router web interface under System Status or Firmware Information

Verify Fix Applied:

Verify firmware version matches or exceeds the patched version listed in Motorola advisory

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized API access attempts
  • Authentication bypass attempts
  • Unusual configuration changes

Network Indicators:

  • Unusual traffic to router management ports
  • API calls without authentication headers

SIEM Query:

source_ip=router_management_interface AND (status_code=200 OR status_code=401) AND NOT user_agent=authenticated_client

🔗 References

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