CVE-2007-2297

Name	CVE-2007-2297
Description	The SIP channel driver (chan_sip) in Asterisk before 1.2.18 and 1.4.x before 1.4.3 does not properly parse SIP UDP packets that do not contain a valid response code, which allows remote attackers to cause a denial of service (crash).
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DSA-1358-1
Debian Bugs	419820

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
asterisk (PTS)	buster	1:16.2.1~dfsg-1+deb10u2	fixed
	buster (security)	1:16.28.0~dfsg-0+deb10u2	fixed
	bullseye	1:16.28.0~dfsg-0+deb11u1	fixed
	bullseye (security)	1:16.28.0~dfsg-0+deb11u2	fixed
	bookworm, sid	1:20.1.0~dfsg+~cs6.12.40431414-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
asterisk	source	sarge	1:1.0.7.dfsg.1-2sarge5		DSA-1358-1
asterisk	source	etch	1:1.2.13~dfsg-2etch1		DSA-1358-1
asterisk	source	(unstable)	1:1.4.2~dfsg-1	medium		419820

[sarge] - asterisk <not-affected> (correctly logs a warning)