CVE-2013-2175
Not scored
CVE-2013-2175
HAProxy 1.4 before 1.4.24 and 1.5 before 1.5-dev19, when configured to use hdr_ip or other "hdr_*" functions with a negative occurrence count, allows remote attackers to cause a denial of service (negative array index usage and crash) via an HTTP header with a certain number of values, related to the MAX_HDR_HISTORY variable.
Exploit probability
3.5%
Published
August 19, 2013
Required by
Not available
Last source change
April 10, 2026
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2013-2175
View original source
HAProxy 1.4 before 1.4.24 and 1.5 before 1.5-dev19, when configured to use hdr_ip or other "hdr_*" functions with a negative occurrence count, allows remote attackers to cause a denial of service (negative array index usage and crash) via an HTTP header with a certain number of values, related to the MAX_HDR_HISTORY variable.
05 / REFERENCES
Further evidence
- http://marc.info/?l=haproxy&m=137147915029705&w=2
- http://rhn.redhat.com/errata/RHSA-2013-1120.html
- http://rhn.redhat.com/errata/RHSA-2013-1204.html
- http://secunia.com/advisories/54344
- http://www.debian.org/security/2013/dsa-2711
- http://www.ubuntu.com/usn/USN-1889-1
- https://bugzilla.redhat.com/show_bug.cgi?id=974259