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CVE-2011-5121

10.0 · HIGH

The Antivirus component in Comodo Internet Security before 5.3.175888.1227 does not properly check whether unspecified X.509 certificates are revoked, which has unknown impact and remote attack vec…

Published Aug 26, 2012comodoCWE-310EPSS 1.22%

Overview

CVE-2011-5121 is a high-severity vulnerability affecting comodo comodo_internet_security. It was published on August 26, 2012 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The Antivirus component in Comodo Internet Security before 5.3.175888.1227 does not properly check whether unspecified X.509 certificates are revoked, which has unknown impact and remote attack vectors.

Remediation

Check the references section for vendor advisories and patches from comodo. Update comodo_internet_security to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
comodocomodo_internet_security0Affected

References

Refpersonalfirewall.comodo.com/release_notes.htmlRefpersonalfirewall.comodo.com/release_notes.html

How CyberStrike helps

Frequently asked questions

What is CVE-2011-5121?

CVE-2011-5121 is a high-severity vulnerability affecting comodo comodo_internet_security. It was published on August 26, 2012 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2011-5121?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-5121?

Check the references section for vendor advisories and patches from comodo. Update comodo_internet_security to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-5121?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-5121 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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