Buffer overflow in Haproxy

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.

Vulnerability class: Buffer Overflow

EPSS: 0.055 (91.9th percentile) — read the EPSS interpretation.

Affected products

  • Haproxy — versions 1.4, 1.4.20, 1.4.22
  • N/a — versions n/a

Weakness classification (CWE)

References