CVE-2009-4556: High severity quickheal antivirus plus vulnerability
Quick Heal AntiVirus Plus 2009 10.00 SP1 and Quick Heal Total Security 2009 10.00 SP1 use weak permissions (Everyone: Full Control) for the product files, which allows local users to gain privileges by replacing executables with Trojan horse programs, as demonstrated by replacing quhlpsvc.exe.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2009-4556?
CVE-2009-4556 has a high severity due to the potential for local privilege escalation by replacing executable files.
How do I fix CVE-2009-4556?
To mitigate CVE-2009-4556, adjust file permissions to restrict access to the Quick Heal product files and limit 'Full Control' permissions.
What products are affected by CVE-2009-4556?
CVE-2009-4556 affects Quick Heal AntiVirus Plus 2009 10.00 SP1 and Quick Heal Total Security 2009 10.00 SP1.
How can local users exploit CVE-2009-4556?
Local users can exploit CVE-2009-4556 by replacing vulnerable executables with malicious programs due to weak file permissions.
Is there a patch available for CVE-2009-4556?
As of now, there is no official patch available for CVE-2009-4556, so manual mitigation steps should be implemented.