CVE-2013-2686

Name	CVE-2013-2686
Description	main/http.c in the HTTP server in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.2-digiumphones does not properly restrict Content-Length values, which allows remote attackers to conduct stack-consumption attacks and cause a denial of service (daemon crash) via a crafted HTTP POST request. NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-5976.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	704114

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
asterisk (PTS)	jessie, jessie (lts)	1:11.13.1~dfsg-2+deb8u8	fixed
	stretch (security)	1:13.14.1~dfsg-2+deb9u6	fixed
	stretch (lts), stretch	1:13.14.1~dfsg-2+deb9u10	fixed
	buster, buster (lts)	1:16.28.0~dfsg-0+deb10u5	fixed
	buster (security)	1:16.28.0~dfsg-0+deb10u4	fixed
	bullseye	1:16.28.0~dfsg-0+deb11u4	fixed
	bullseye (security)	1:16.28.0~dfsg-0+deb11u5	fixed
	sid	1:22.0.0~dfsg+~cs6.14.60671435-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
asterisk	source	squeeze	(not affected)
asterisk	source	(unstable)	1:1.8.13.1~dfsg-2			704114

[squeeze] - asterisk <not-affected> (httpd code does not read HTTP POST variables)
https://issues.asterisk.org/jira/browse/ASTERISK-20967