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CVE-2013-0231

4.9 · MEDIUM

The pciback_enable_msi function in the PCI backend driver (drivers/xen/pciback/conf_space_capability_msi.c) in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users with PCI device access t…

Published Feb 13, 2013linuxCWE-119EPSS 0.42%

Overview

CVE-2013-0231 is a medium-severity vulnerability affecting linux linux_kernel. It was published on February 13, 2013 and has a CVSS 2.0 base score of 4.9 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The pciback_enable_msi function in the PCI backend driver (drivers/xen/pciback/conf_space_capability_msi.c) in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users with PCI device access to cause a denial of service via a large number of kernel log messages. NOTE: some of these details are obtained from third party information.

Remediation

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

Reflists.opensuse.org/opensuse-security-announce/2013-03/msg00004.htmlReflists.opensuse.org/opensuse-security-announce/2013-04/msg00018.htmlReflists.opensuse.org/opensuse-security-announce/2013-06/msg00005.htmlRefosvdb.org/89903Refsecunia.com/advisories/52059Refwww.debian.org/security/2013/dsa-2632Refwww.openwall.com/lists/oss-security/2013/02/05/9Refwww.securityfocus.com/bid/57740Refexchange.xforce.ibmcloud.com/vulnerabilities/81923Reflists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html

How CyberStrike helps

Frequently asked questions

What is CVE-2013-0231?

CVE-2013-0231 is a medium-severity vulnerability affecting linux linux_kernel. It was published on February 13, 2013 and has a CVSS 2.0 base score of 4.9 (MEDIUM).

How severe is CVE-2013-0231?

This vulnerability has a CVSS 2.0 base score of 4.9, 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-2013-0231?

Check the references section for vendor advisories and patches from linux. Update linux_kernel 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-2013-0231?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-0231 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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