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CVE-2011-2684

5.5 · MEDIUM

foo2zjs before 20110722dfsg-3ubuntu1 as packaged in Ubuntu, 20110722dfsg-1 as packaged in Debian unstable, and 20090908dfsg-5.1+squeeze0 as packaged in Debian squeeze create temporary files insecur…

Published Oct 23, 2017CWE-59EPSS 0.41%

Overview

CVE-2011-2684 is a medium-severity vulnerability. It was published on October 23, 2017 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

foo2zjs before 20110722dfsg-3ubuntu1 as packaged in Ubuntu, 20110722dfsg-1 as packaged in Debian unstable, and 20090908dfsg-5.1+squeeze0 as packaged in Debian squeeze create temporary files insecurely, which allows local users to write over arbitrary files via a symlink attack on /tmp/foo2zjs.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refwww.openwall.com/lists/oss-security/2011/07/06/10Refwww.openwall.com/lists/oss-security/2014/02/08/5Refbugs.debian.org/cgi-bin/bugreport.cgi?bug=633870Refbugs.launchpad.net/ubuntu/+source/foo2zjs/+bug/805370Refsecurity-tracker.debian.org/tracker/CVE-2011-2684/Refwww.openwall.com/lists/oss-security/2011/07/06/10Refwww.openwall.com/lists/oss-security/2014/02/08/5Refbugs.debian.org/cgi-bin/bugreport.cgi?bug=633870Refbugs.launchpad.net/ubuntu/+source/foo2zjs/+bug/805370Refsecurity-tracker.debian.org/tracker/CVE-2011-2684/

How CyberStrike helps

Frequently asked questions

What is CVE-2011-2684?

CVE-2011-2684 is a medium-severity vulnerability. It was published on October 23, 2017 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

How severe is CVE-2011-2684?

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2011-2684?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2011-2684?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-2684 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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