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CVE-2012-2942 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://haproxy.1wt.eu/download/1.4/src/CHANGELOG	CVE
http://haproxy.1wt.eu/git?p=haproxy-1.4.git%3Ba=commit%3Bh=30297cb17147a8d339eb160226bcc08c91d9530b	CVE
http://haproxy.1wt.eu/#news	CVE
http://secunia.com/advisories/49261	CVE	Vendor Advisory
http://security.gentoo.org/glsa/glsa-201301-02.xml	CVE
https://exchange.xforce.ibmcloud.com/vulnerabilities/75777	CVE
http://www.debian.org/security/2013/dsa-2711	CVE
http://www.openwall.com/lists/oss-security/2012/05/23/12	CVE
http://www.openwall.com/lists/oss-security/2012/05/23/15	CVE
http://www.openwall.com/lists/oss-security/2012/05/28/1	CVE
http://www.securityfocus.com/bid/53647	CVE
http://www.ubuntu.com/usn/USN-1800-1	CVE
http://haproxy.1wt.eu/download/1.4/src/CHANGELOG	[email protected]
http://haproxy.1wt.eu/git?p=haproxy-1.4.git%3Ba=commit%3Bh=30297cb17147a8d339eb160226bcc08c91d9530b	[email protected]
http://haproxy.1wt.eu/#news	[email protected]
http://secunia.com/advisories/49261	[email protected]	Vendor Advisory
http://security.gentoo.org/glsa/glsa-201301-02.xml	[email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/75777	[email protected]
http://www.debian.org/security/2013/dsa-2711	[email protected]
http://www.openwall.com/lists/oss-security/2012/05/23/12	[email protected]
http://www.openwall.com/lists/oss-security/2012/05/23/15	[email protected]
http://www.openwall.com/lists/oss-security/2012/05/28/1	[email protected]
http://www.securityfocus.com/bid/53647	[email protected]
http://www.ubuntu.com/usn/USN-1800-1	[email protected]

see all 24 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]

Affected Products

Product	Versions
haproxy haproxy	<= 1.4.20
CPE cpe:2.3:a:haproxy:haproxy:::::::: Remediation No remediation found in references.

Change History

7 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Aug 29, 2017	CVE Modified	[email protected]
May 28, 2012	Initial Analysis	[email protected]