CVE-2024-22264
📋 TL;DR
This vulnerability allows attackers with administrative access to VMware Avi Load Balancer to escalate privileges to root on the host system, enabling them to create, modify, execute, and delete files. This affects organizations using VMware Avi Load Balancer with admin accounts that could be compromised.
💻 Affected Systems
- VMware Avi Load Balancer
⚠️ 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 compromise of the host system, allowing attackers to install persistent backdoors, steal sensitive data, pivot to other systems, or disrupt critical load balancing services.
Likely Case
Attackers with compromised admin credentials gain full control of the load balancer host, potentially intercepting or manipulating network traffic, stealing credentials, and maintaining persistence.
If Mitigated
Limited impact if strong access controls, network segmentation, and least privilege principles are enforced, restricting admin account exposure and monitoring for suspicious activity.
🎯 Exploit Status
Exploitation requires admin access to the VMware Avi Load Balancer; once obtained, privilege escalation to root is straightforward based on the description.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory for specific patched versions
Vendor Advisory: https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/24219
Restart Required: Yes
Instructions:
1. Review the vendor advisory for affected versions and patches. 2. Apply the recommended patch from VMware/Broadcom. 3. Restart the VMware Avi Load Balancer service or host as required. 4. Verify the patch is applied successfully.
🔧 Temporary Workarounds
Restrict Admin Access
allLimit administrative access to the VMware Avi Load Balancer to only trusted users and enforce strong authentication.
Network Segmentation
allIsolate the VMware Avi Load Balancer management interface from untrusted networks to reduce attack surface.
🧯 If You Can't Patch
- Implement strict access controls and monitor admin account activity for anomalies.
- Segment the network to limit exposure and use intrusion detection systems to alert on suspicious file operations.
🔍 How to Verify
Check if Vulnerable:
Check the VMware Avi Load Balancer version against the vendor advisory; if running an affected version and admin access is possible, assume vulnerability.Check Version:
Consult VMware Avi Load Balancer documentation for version check commands, typically via CLI or web interface.Verify Fix Applied:
Verify the applied patch version matches or exceeds the fixed version listed in the vendor advisory.📡 Detection & Monitoring
Log Indicators:
- Unusual file creation, modification, or deletion by admin users
- Suspicious root-level commands executed from VMware Avi Load Balancer context
Network Indicators:
- Anomalous outbound connections from the load balancer host
- Unexpected administrative access attempts
SIEM Query:
Example: search for events where source='VMware Avi Load Balancer' and (action='file_create' or action='file_modify' or action='file_delete') and user='admin'