CVE-2024-56902
📋 TL;DR
This vulnerability in Geovision GV-ASManager web application versions v6.1.0.0 and earlier allows attackers to access account information including cleartext passwords. It affects organizations using this video surveillance management software for security systems. The information disclosure could lead to complete system compromise.
💻 Affected Systems
- Geovision GV-ASManager
⚠️ 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 gain administrative credentials, take full control of surveillance systems, disable security monitoring, access sensitive video footage, and pivot to other network systems.
Likely Case
Attackers harvest credentials to access the surveillance management interface, potentially viewing or manipulating camera feeds and system settings.
If Mitigated
With proper network segmentation and access controls, impact is limited to the isolated surveillance network segment.
🎯 Exploit Status
Proof of concept available on GitHub demonstrates information disclosure. Exploitation requires some access to the application but is technically simple.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Version newer than v6.1.0.0
Vendor Advisory: Not publicly available
Restart Required: Yes
Instructions:
1. Contact Geovision support for latest version. 2. Backup current configuration. 3. Install updated version. 4. Restart GV-ASManager service. 5. Verify functionality.
🔧 Temporary Workarounds
Network Isolation
allRestrict access to GV-ASManager web interface to trusted IP addresses only
Configure firewall rules to allow only specific IP ranges to access the GV-ASManager port (default 80/443)
Credential Rotation
allChange all passwords for GV-ASManager accounts immediately
Log into GV-ASManager admin interface and change all user passwords
🧯 If You Can't Patch
- Implement strict network segmentation to isolate surveillance systems from production networks
- Enable comprehensive logging and monitoring for unauthorized access attempts to GV-ASManager
🔍 How to Verify
Check if Vulnerable:
Check GV-ASManager version in application interface or installation directory. Versions v6.1.0.0 or earlier are vulnerable.Check Version:
Check Help > About in GV-ASManager interface or examine version.txt in installation directoryVerify Fix Applied:
Verify installed version is newer than v6.1.0.0 and test that account information is no longer exposed in cleartext.📡 Detection & Monitoring
Log Indicators:
- Unusual access patterns to GV-ASManager web interface
- Multiple failed login attempts followed by successful login from new IP
Network Indicators:
- Unusual outbound connections from GV-ASManager server
- Traffic patterns suggesting credential harvesting
SIEM Query:
source="GV-ASManager" AND (event_type="authentication" OR event_type="account_access") | stats count by src_ip, user