CVE-2024-8280
📋 TL;DR
This vulnerability in Lenovo XClarity Controller (XCC) allows authenticated users with elevated privileges to execute arbitrary commands or cause a recoverable denial of service through specially crafted files. It affects Lenovo server systems with vulnerable XCC firmware versions. Attackers need valid administrative credentials to exploit this weakness.
💻 Affected Systems
- Lenovo XClarity Controller (XCC)
⚠️ 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
Complete system compromise through remote code execution, allowing attackers to install malware, exfiltrate data, or pivot to other systems on the network.
Likely Case
Privilege escalation leading to unauthorized administrative access, configuration changes, or temporary service disruption through denial of service.
If Mitigated
Limited impact due to proper access controls, network segmentation, and monitoring preventing successful exploitation attempts.
🎯 Exploit Status
Requires authenticated administrative access to XCC interface. Attackers need to craft and upload malicious files to trigger the vulnerability.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: XCC firmware version 2.90.0 or later
Vendor Advisory: https://support.lenovo.com/us/en/product_security/LEN-172051
Restart Required: Yes
Instructions:
1. Download XCC firmware version 2.90.0 or later from Lenovo Support. 2. Log into XCC web interface with administrative credentials. 3. Navigate to Firmware Update section. 4. Upload and apply the firmware update. 5. Reboot the server to complete installation.
🔧 Temporary Workarounds
Restrict XCC Access
allLimit XCC management interface access to trusted administrative networks only
Configure firewall rules to restrict access to XCC IP/port (default 443/TCP)
Implement Strong Authentication
allEnforce multi-factor authentication and strong password policies for XCC accounts
Enable MFA in XCC settings if supported
Set minimum password length to 12+ characters
🧯 If You Can't Patch
- Implement network segmentation to isolate XCC management interfaces from general network traffic
- Enable detailed logging and monitoring of XCC authentication attempts and file upload activities
🔍 How to Verify
Check if Vulnerable:
Check XCC firmware version via web interface (System Information) or SSH: ssh admin@xcc-ip 'version'Check Version:
ssh admin@xcc-ip 'version' | grep 'XCC Firmware'Verify Fix Applied:
Confirm XCC firmware version is 2.90.0 or higher after update📡 Detection & Monitoring
Log Indicators:
- Multiple failed authentication attempts to XCC
- Unusual file upload activities to XCC interface
- Commands executed from unexpected sources
Network Indicators:
- Unusual outbound connections from XCC management interface
- Traffic patterns indicating file upload exploitation
SIEM Query:
source="xcc-logs" AND (event_type="authentication_failure" OR event_type="file_upload")