First published: Mon Jan 04 2010(Updated: )
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.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Quickheal Antivirus Plus 2009 | =10.00-sp1 | |
Quickheal Total Security 2009 | =10.00-sp1 |
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CVE-2009-4556 has a high severity due to the potential for local privilege escalation by replacing executable files.
To mitigate CVE-2009-4556, adjust file permissions to restrict access to the Quick Heal product files and limit 'Full Control' permissions.
CVE-2009-4556 affects Quick Heal AntiVirus Plus 2009 10.00 SP1 and Quick Heal Total Security 2009 10.00 SP1.
Local users can exploit CVE-2009-4556 by replacing vulnerable executables with malicious programs due to weak file permissions.
As of now, there is no official patch available for CVE-2009-4556, so manual mitigation steps should be implemented.