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CVE-2012-4426

6.8 · MEDIUM

Multiple format string vulnerabilities in mcrypt 2.6.8 and earlier might allow user-assisted remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via vectors inv…

Published Nov 21, 2012mcryptCWE-134EPSS 4.74%

Overview

CVE-2012-4426 is a medium-severity vulnerability affecting mcrypt mcrypt. It was published on November 21, 2012 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Multiple format string vulnerabilities in mcrypt 2.6.8 and earlier might allow user-assisted remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via vectors involving (1) errors.c or (2) mcrypt.c.

Remediation

Check the references section for vendor advisories and patches from mcrypt. Update mcrypt 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
mcryptmcrypt0Affected

References

Refwww.openwall.com/lists/oss-security/2012/09/06/8Refwww.openwall.com/lists/oss-security/2012/09/06/9Refwww.openwall.com/lists/oss-security/2012/09/10/5Refwww.openwall.com/lists/oss-security/2012/09/13/22Refwww.securityfocus.com/bid/55557Refwww.openwall.com/lists/oss-security/2012/09/06/8Refwww.openwall.com/lists/oss-security/2012/09/06/9Refwww.openwall.com/lists/oss-security/2012/09/10/5Refwww.openwall.com/lists/oss-security/2012/09/13/22Refwww.securityfocus.com/bid/55557

How CyberStrike helps

Frequently asked questions

What is CVE-2012-4426?

CVE-2012-4426 is a medium-severity vulnerability affecting mcrypt mcrypt. It was published on November 21, 2012 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

How severe is CVE-2012-4426?

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2012-4426?

Check the references section for vendor advisories and patches from mcrypt. Update mcrypt 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-2012-4426?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-4426 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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