CVE-2024-4840
📋 TL;DR
This vulnerability in OpenStack Platform (RHOSP) director exposes plaintext passwords in log files, potentially allowing unauthorized access to sensitive credentials. It affects organizations using RHOSP director for OpenStack deployment and management. Anyone with access to the log files could retrieve passwords.
💻 Affected Systems
- Red Hat OpenStack Platform (RHOSP) director
⚠️ 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, leading to complete compromise of the OpenStack environment, data exfiltration, or service disruption.
Likely Case
Internal users or attackers with log access extract passwords, potentially escalating privileges or accessing sensitive systems.
If Mitigated
With proper log access controls, risk is limited to authorized personnel only, reducing exposure significantly.
🎯 Exploit Status
Exploitation is straightforward if log files are accessible. No special tools needed.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check RHSA-2024:9978 for specific patched versions
Vendor Advisory: https://access.redhat.com/errata/RHSA-2024:9978
Restart Required: Yes
Instructions:
1. Update RHOSP director to the patched version specified in RHSA-2024:9978. 2. Restart the director services. 3. Verify logs no longer contain plaintext passwords.
🔧 Temporary Workarounds
Restrict Log File Access
linuxLimit read access to log files to authorized personnel only using file permissions.
chmod 640 /var/log/director/*.log
chown root:adm /var/log/director/*.log
Disable Detailed Logging
linuxReduce logging verbosity to avoid password storage, but this may impact debugging.
Adjust logging configuration in director settings to exclude sensitive data
🧯 If You Can't Patch
- Implement strict access controls on log directories to prevent unauthorized reading.
- Regularly audit and monitor log files for unauthorized access attempts.
🔍 How to Verify
Check if Vulnerable:
Inspect recent log files (e.g., /var/log/director/*.log) for plaintext passwords using grep or manual review.Check Version:
rpm -qa | grep -i directorVerify Fix Applied:
After patching, check that log files no longer contain plaintext passwords and confirm the director version is updated.📡 Detection & Monitoring
Log Indicators:
- Plaintext password strings in log files, unusual access patterns to log directories
Network Indicators:
- None specific; this is a local file access issue
SIEM Query:
source="/var/log/director/*.log" AND "password"