CVE-2012-2942
MEDIUM · CVSS 5.1EPSS 5.4%EU EUVD
Buffer overflow in the trash buffer in the header capture functionality in HAProxy before 1.4.21, when global.tune.bufsize is set to a value greater than the default and header rewriting is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via unspecified vectors.
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
- 5.4% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-2921)
- Published
- May 27, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-2921 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- haproxy / haproxy
References
- http://haproxy.1wt.eu/#news
- http://haproxy.1wt.eu/download/1.4/src/CHANGELOG
- http://haproxy.1wt.eu/git?p=haproxy-1.4.git%3Ba=commit%3Bh=30297cb17147a8d339eb160226bcc08c91d9530b
- http://secunia.com/advisories/49261(Vendor Advisory)
- http://security.gentoo.org/glsa/glsa-201301-02.xml
- http://www.debian.org/security/2013/dsa-2711
- http://www.openwall.com/lists/oss-security/2012/05/23/12
- http://www.openwall.com/lists/oss-security/2012/05/23/15
- http://www.openwall.com/lists/oss-security/2012/05/28/1
- http://www.securityfocus.com/bid/53647
- http://www.ubuntu.com/usn/USN-1800-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75777
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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