CVE-2011-5121 describes a critical vulnerability in the Antivirus component of Comodo Internet Security versions prior to 5.3.175888.1227, where the software fails to properly verify the revocation status of unspecified X.509 certificates. This flaw carries a CVSS score of 10.0, indicating maximum severity with a network-based attack vector, low attack complexity, and complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.3.174622.1216CPE matchmatch criteria | cpe:2.3:a:comodo:comodo_internet_security:*:*:*:*:*:*:*:* | ||
3.0.14.276CPE matchmatch criteria | cpe:2.3:a:comodo:comodo_internet_security:3.0.14.276:*:*:*:*:*:*:* | ||
3.0.15.277CPE matchmatch criteria | cpe:2.3:a:comodo:comodo_internet_security:3.0.15.277:*:*:*:*:*:*:* | ||
3.0.16.295CPE matchmatch criteria | cpe:2.3:a:comodo:comodo_internet_security:3.0.16.295:*:*:*:*:*:*:* | ||
3.0.17.304CPE matchmatch criteria | cpe:2.3:a:comodo:comodo_internet_security:3.0.17.304:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.