CVE-2009-4556 describes a local privilege escalation vulnerability in Quick Heal AntiVirus Plus 2009 and Quick Heal Total Security 2009. The affected products used weak file permissions, granting "Everyone: Full Control" to product files, which allowed local attackers to replace legitimate executables with malicious ones, such as quhlpsvc.exe, to gain elevated privileges. This vulnerability has a CVSS score of 7.2, indicating high severity due to its local attack vector, low complexity, and complete impact on confidentiality, integrity, and availability. While not listed on the KEV catalog or Hot List, exploit code is publicly available via ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
10.00CPE matchmatch criteria | cpe:2.3:a:quickheal:antivirus_plus_2009:10.00:sp1:*:*:*:*:*:* | ||
10.00CPE matchmatch criteria | cpe:2.3:a:quickheal:total_security_2009:10.00:sp1:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.