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CVE-2011-0431

5.0 · MEDIUM

The afs_linux_lock function in afs/LINUX/osi_vnodeops.c in the kernel module in OpenAFS 1.4.14, 1.4.12, 1.4.7, and possibly other versions does not properly handle errors, which allows attackers to…

Published Feb 19, 2011openafsCWE-20EPSS 2.00%

Overview

CVE-2011-0431 is a medium-severity vulnerability affecting openafs openafs. It was published on February 19, 2011 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The afs_linux_lock function in afs/LINUX/osi_vnodeops.c in the kernel module in OpenAFS 1.4.14, 1.4.12, 1.4.7, and possibly other versions does not properly handle errors, which allows attackers to cause a denial of service via unknown vectors. NOTE: some of these details are obtained from third party information.

Remediation

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

References

Refsecunia.com/advisories/43371Refsecunia.com/advisories/43407Refwww.debian.org/security/2011/dsa-2168Refwww.securityfocus.com/bid/46428Refwww.securitytracker.com/id?1025095Refwww.vupen.com/english/advisories/2011/0410Refwww.vupen.com/english/advisories/2011/0411Refsecunia.com/advisories/43371Refsecunia.com/advisories/43407Refwww.debian.org/security/2011/dsa-2168

How CyberStrike helps

Frequently asked questions

What is CVE-2011-0431?

CVE-2011-0431 is a medium-severity vulnerability affecting openafs openafs. It was published on February 19, 2011 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2011-0431?

This vulnerability has a CVSS 2.0 base score of 5.0, 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-2011-0431?

Check the references section for vendor advisories and patches from openafs. Update openafs 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-2011-0431?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-0431 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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