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CVE-2009-0876

6.9 · MEDIUM

Sun xVM VirtualBox 2.0.0, 2.0.2, 2.0.4, 2.0.6r39760, 2.1.0, 2.1.2, and 2.1.4r42893 on Linux allows local users to gain privileges via a hardlink attack, which preserves setuid/setgid bits on Linux,…

Published Mar 12, 2009sunCWE-59EPSS 0.78%

Overview

CVE-2009-0876 is a medium-severity vulnerability affecting sun xvm_virtualbox. It was published on March 12, 2009 and has a CVSS 2.0 base score of 6.9 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Sun xVM VirtualBox 2.0.0, 2.0.2, 2.0.4, 2.0.6r39760, 2.1.0, 2.1.2, and 2.1.4r42893 on Linux allows local users to gain privileges via a hardlink attack, which preserves setuid/setgid bits on Linux, related to DT_RPATH:$ORIGIN.

Remediation

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

Refosvdb.org/52580Refsecunia.com/advisories/34232Refsunsolve.sun.com/search/document.do?assetkey=1-66-254568-1Refwww.openwall.com/lists/oss-security/2009/03/15/1Refwww.openwall.com/lists/oss-security/2009/03/17/2Refwww.securityfocus.com/bid/34080Refwww.securitytracker.com/id?1021841Refwww.virtualbox.org/ticket/3444Refwww.vupen.com/english/advisories/2009/0674Refbugs.gentoo.org/show_bug.cgi?id=260331

How CyberStrike helps

Frequently asked questions

What is CVE-2009-0876?

CVE-2009-0876 is a medium-severity vulnerability affecting sun xvm_virtualbox. It was published on March 12, 2009 and has a CVSS 2.0 base score of 6.9 (MEDIUM).

How severe is CVE-2009-0876?

This vulnerability has a CVSS 2.0 base score of 6.9, 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-2009-0876?

Check the references section for vendor advisories and patches from sun. Update xvm_virtualbox 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-2009-0876?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-0876 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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