CVE-2013-1912
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.
Key facts
- CVSS score
- 5.1 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:H/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 5.6% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2013-1906)
- Published
- April 10, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2013-1906 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- haproxy / haproxy
- haproxy / haproxy
- haproxy / haproxy
- haproxy / haproxy
- haproxy / haproxy
References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103730.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103770.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103794.html
- http://rhn.redhat.com/errata/RHSA-2013-0729.html(Vendor Advisory)
- http://rhn.redhat.com/errata/RHSA-2013-0868.html
- http://secunia.com/advisories/52725(Vendor Advisory)
- http://www.debian.org/security/2013/dsa-2711
- http://www.openwall.com/lists/oss-security/2013/04/03/1
- http://www.securityfocus.com/bid/58820
- http://www.ubuntu.com/usn/USN-1800-1
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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