CVE-2026-22876
📋 TL;DR
A path traversal vulnerability in TOA Corporation TRIFORA 3 series network cameras allows authenticated users with monitoring privileges or higher to read arbitrary files on the device. This affects all users of these cameras who haven't applied security patches. The vulnerability enables unauthorized access to sensitive system files.
💻 Affected Systems
- TOA Corporation TRIFORA 3 series network cameras
⚠️ 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.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Attackers could retrieve configuration files containing credentials, encryption keys, or sensitive network information, potentially enabling further system compromise or lateral movement.
Likely Case
Unauthorized access to camera configuration files, user credentials, or system logs, leading to privacy violations or reconnaissance for further attacks.
If Mitigated
Limited impact with proper network segmentation and access controls, though file access would still be possible for authenticated users.
🎯 Exploit Status
Exploitation requires authenticated access but uses simple path traversal techniques
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory for specific firmware versions
Vendor Advisory: https://www.toa-products.com/securityinfo/pdf/tv2025-001jp.pdf
Restart Required: Yes
Instructions:
1. Download latest firmware from TOA support portal. 2. Backup current configuration. 3. Upload firmware via web interface. 4. Reboot camera. 5. Restore configuration if needed.
🔧 Temporary Workarounds
Network Segmentation
allIsolate cameras on separate VLAN with restricted access
Access Control Restriction
allLimit user accounts with monitoring privileges and implement strong authentication
🧯 If You Can't Patch
- Implement strict network access controls to limit camera management interface exposure
- Monitor for unusual file access patterns in camera logs and network traffic
🔍 How to Verify
Check if Vulnerable:
Check firmware version against vendor advisory and attempt path traversal test with authenticated accessCheck Version:
Check camera web interface System Information page or use vendor-specific CLI commandsVerify Fix Applied:
Verify firmware version matches patched version in vendor advisory and test path traversal attempts fail📡 Detection & Monitoring
Log Indicators:
- Unusual file access patterns in web server logs
- Multiple failed then successful file access attempts
Network Indicators:
- HTTP requests with directory traversal sequences (../, ..\) to camera management interface
SIEM Query:
source="camera_logs" AND (uri="*../*" OR uri="*..\*") AND response_code=200