Buffer overflow in HAProxy - CVE-2013-1912
Published: April 10, 2013 / Updated: July 28, 2020
Vulnerability identifier: #VU32666
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2013-1912
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: HAProxy
Affected software:
HAProxy
HAProxy
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
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.
How to mitigate CVE-2013-1912
Install update from vendor's website.
Sources
- 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
- http://rhn.redhat.com/errata/RHSA-2013-0868.html
- http://secunia.com/advisories/52725
- 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