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CVE-2013-1912

5.1 · MEDIUM

Buffer overflow in HAProxy 1.4 through 1.4.22 and 1.5-dev through 1.5-dev17, when HTTP keep-alive is enabled, using HTTP keywords in TCP inspection rules, and running with rewrite rules that append…

Published Apr 10, 2013haproxyCWE-119EPSS 5.57%

Overview

CVE-2013-1912 is a medium-severity vulnerability affecting haproxy haproxy. It was published on April 10, 2013 and has a CVSS 2.0 base score of 5.1 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Buffer overflow in HAProxy 1.4 through 1.4.22 and 1.5-dev through 1.5-dev17, when HTTP keep-alive is enabled, using HTTP keywords in TCP inspection rules, and running with rewrite rules that appends to requests, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted pipelined HTTP requests that prevent request realignment from occurring.

Remediation

Check the references section for vendor advisories and patches from haproxy. Update haproxy 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.fedoraproject.org/pipermail/package-announce/2013-April/103730.htmlReflists.fedoraproject.org/pipermail/package-announce/2013-April/103770.htmlReflists.fedoraproject.org/pipermail/package-announce/2013-April/103794.htmlRefrhn.redhat.com/errata/RHSA-2013-0729.htmlRefrhn.redhat.com/errata/RHSA-2013-0868.htmlRefsecunia.com/advisories/52725Refwww.debian.org/security/2013/dsa-2711Refwww.openwall.com/lists/oss-security/2013/04/03/1Refwww.securityfocus.com/bid/58820Refwww.ubuntu.com/usn/USN-1800-1

How CyberStrike helps

Frequently asked questions

What is CVE-2013-1912?

CVE-2013-1912 is a medium-severity vulnerability affecting haproxy haproxy. It was published on April 10, 2013 and has a CVSS 2.0 base score of 5.1 (MEDIUM).

How severe is CVE-2013-1912?

This vulnerability has a CVSS 2.0 base score of 5.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-1912?

Check the references section for vendor advisories and patches from haproxy. Update haproxy 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-2013-1912?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-1912 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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