CVE-2024-34524
📋 TL;DR
This vulnerability allows attackers to bypass file extension validation in XLANG OpenAgents by uploading files with incorrect extensions that don't match their actual content. This could enable malicious file uploads and execution. All users of affected OpenAgents versions are impacted.
💻 Affected Systems
- XLANG OpenAgents
⚠️ 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
Remote code execution leading to complete system compromise, data theft, or ransomware deployment.
Likely Case
Malicious file upload leading to arbitrary code execution or server-side request forgery.
If Mitigated
File uploads blocked or sandboxed with minimal impact.
🎯 Exploit Status
Exploitation requires file upload capability but is technically simple.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Versions after commit 880e26adfe380e999962fc645fc8fc80bd72f103
Vendor Advisory: https://github.com/xlang-ai/OpenAgents/issues/112
Restart Required: Yes
Instructions:
1. Update to latest OpenAgents version. 2. Verify the allowed_file function validates both extension and content. 3. Restart the OpenAgents service.
🔧 Temporary Workarounds
Disable file uploads
allTemporarily disable file upload functionality in OpenAgents configuration.
Modify config to set file_upload_enabled = false
Implement content-type validation
allAdd server-side content validation beyond file extensions.
Implement MIME type checking in upload handlers
🧯 If You Can't Patch
- Implement web application firewall rules to block suspicious file uploads.
- Isolate OpenAgents instance in network segment with restricted outbound access.
🔍 How to Verify
Check if Vulnerable:
Check if OpenAgents version is before commit 880e26adfe380e999962fc645fc8fc80bd72f103 and review utils.py line 31.Check Version:
git log --oneline -1Verify Fix Applied:
Test file upload with mismatched extension/content; should be rejected.📡 Detection & Monitoring
Log Indicators:
- File upload attempts with unusual extensions
- Failed file validation logs
Network Indicators:
- HTTP POST requests to upload endpoints with suspicious filenames
SIEM Query:
source="openagents" AND (event="file_upload" AND (filename="*.php" OR filename="*.exe"))🔗 References
- https://github.com/xlang-ai/OpenAgents/blob/880e26adfe380e999962fc645fc8fc80bd72f103/backend/utils/utils.py#L31
- https://github.com/xlang-ai/OpenAgents/issues/112
- https://github.com/xlang-ai/OpenAgents/blob/880e26adfe380e999962fc645fc8fc80bd72f103/backend/utils/utils.py#L31
- https://github.com/xlang-ai/OpenAgents/issues/112
