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CVE-2012-0249

3.3 · LOW

Buffer overflow in the ospf_ls_upd_list_lsa function in ospf_packet.c in the OSPFv2 implementation in ospfd in Quagga before 0.99.20.1 allows remote attackers to cause a denial of service (assertio…

Published Apr 5, 2012quaggaCWE-119EPSS 1.80%

Overview

CVE-2012-0249 is a low-severity vulnerability affecting quagga quagga. It was published on April 5, 2012 and has a CVSS 2.0 base score of 3.3 (LOW).

This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Buffer overflow in the ospf_ls_upd_list_lsa function in ospf_packet.c in the OSPFv2 implementation in ospfd in Quagga before 0.99.20.1 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a Link State Update (aka LS Update) packet that is smaller than the length specified in its header.

Remediation

Check the references section for vendor advisories and patches from quagga. Update quagga 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
quaggaquagga0Affected

References

Reflists.fedoraproject.org/pipermail/package-announce/2012-April/078794.htmlReflists.fedoraproject.org/pipermail/package-announce/2012-April/078910.htmlReflists.fedoraproject.org/pipermail/package-announce/2012-April/078926.htmlRefrhn.redhat.com/errata/RHSA-2012-1258.htmlRefrhn.redhat.com/errata/RHSA-2012-1259.htmlRefsecunia.com/advisories/48949Refwww.debian.org/security/2012/dsa-2459Refwww.kb.cert.org/vuls/id/551715Refbugzilla.quagga.net/show_bug.cgi?id=705Reflists.fedoraproject.org/pipermail/package-announce/2012-April/078794.html

How CyberStrike helps

Frequently asked questions

What is CVE-2012-0249?

CVE-2012-0249 is a low-severity vulnerability affecting quagga quagga. It was published on April 5, 2012 and has a CVSS 2.0 base score of 3.3 (LOW).

How severe is CVE-2012-0249?

This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. 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-2012-0249?

Check the references section for vendor advisories and patches from quagga. Update quagga 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-2012-0249?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-0249 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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