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CVE-2011-2709

6.2 · MEDIUM

libgssapi and libgssglue before 0.4 do not properly check privileges, which allows local users to load untrusted configuration files and execute arbitrary code via the GSSAPI_MECH_CONF environment…

Published Jun 21, 2012umichCWE-264EPSS 0.44%

Overview

CVE-2011-2709 is a medium-severity vulnerability affecting umich libgssglue. It was published on June 21, 2012 and has a CVSS 2.0 base score of 6.2 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.2, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

libgssapi and libgssglue before 0.4 do not properly check privileges, which allows local users to load untrusted configuration files and execute arbitrary code via the GSSAPI_MECH_CONF environment variable, as demonstrated using mount.nfs.

Remediation

Check the references section for vendor advisories and patches from umich. Update libgssglue 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
umichlibgssglue0Affected
umichlibgssapi0Affected

References

Reflists.fedoraproject.org/pipermail/package-announce/2012-June/082072.htmlReflists.fedoraproject.org/pipermail/package-announce/2012-June/082297.htmlReflwn.net/Alerts/449415/Refsecunia.com/advisories/45075Refsecunia.com/advisories/50785Refsecunia.com/advisories/50973Refwww.citi.umich.edu/projects/nfsv4/linux/libgssglue/libgssglue-0.4.tar.gzRefwww.openwall.com/lists/oss-security/2011/07/21/3Refwww.openwall.com/lists/oss-security/2011/07/22/4Refwww.openwall.com/lists/oss-security/2011/08/12/10

How CyberStrike helps

Frequently asked questions

What is CVE-2011-2709?

CVE-2011-2709 is a medium-severity vulnerability affecting umich libgssglue. It was published on June 21, 2012 and has a CVSS 2.0 base score of 6.2 (MEDIUM).

How severe is CVE-2011-2709?

This vulnerability has a CVSS 2.0 base score of 6.2, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-2709?

Check the references section for vendor advisories and patches from umich. Update libgssglue 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-2011-2709?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-2709 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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