CVE-2024-8733
📋 TL;DR
This vulnerability in HP One Agent allows local attackers to escalate privileges on affected HP PC systems. Attackers could gain higher-level system access than intended. This affects HP PC users running vulnerable versions of HP One Agent.
💻 Affected Systems
- HP One Agent
⚠️ 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 with administrative/root privileges, allowing installation of malware, data theft, or persistence mechanisms.
Likely Case
Local privilege escalation enabling attackers to bypass security controls, install unwanted software, or access protected system resources.
If Mitigated
Limited impact with proper patch management and least privilege principles in place.
🎯 Exploit Status
CWE-426 typically involves DLL hijacking or similar path-based attacks that are relatively straightforward to exploit locally.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Update available via HP Support Assistant or HP Image Assistant
Vendor Advisory: https://support.hp.com/us-en/document/ish_11270215-11270239-16
Restart Required: Yes
Instructions:
1. Open HP Support Assistant. 2. Check for updates. 3. Install available HP One Agent updates. 4. Restart system. Alternatively, use HP Image Assistant to update.
🔧 Temporary Workarounds
Remove HP One Agent
windowsUninstall HP One Agent if not required for system functionality
Control Panel > Programs > Uninstall a program > Select HP One Agent > Uninstall
Restrict execution permissions
windowsApply strict file permissions to HP One Agent directories
icacls "C:\Program Files\HP\One Agent" /inheritance:r /grant:r "SYSTEM:(OI)(CI)F" "Administrators:(OI)(CI)F" /deny "Users:(OI)(CI)(RX)"
🧯 If You Can't Patch
- Implement application whitelisting to prevent unauthorized execution
- Apply principle of least privilege to user accounts and service accounts
🔍 How to Verify
Check if Vulnerable:
Check HP One Agent version via Programs and Features or run: wmic product where "name like 'HP One Agent%'" get versionCheck Version:
wmic product where "name like 'HP One Agent%'" get versionVerify Fix Applied:
Verify updated version is installed and no older vulnerable versions remain📡 Detection & Monitoring
Log Indicators:
- Unexpected process creation from HP One Agent directories
- Privilege escalation attempts in security logs
- DLL loading from unusual locations
Network Indicators:
- Not applicable for local privilege escalation
SIEM Query:
Process Creation where (Image contains 'HP' and Image contains 'OneAgent') and (CommandLine contains unusual paths or parameters)