CVE-2017-14603

Name	CVE-2017-14603
Description	In Asterisk 11.x before 11.25.3, 13.x before 13.17.2, and 14.x before 14.6.2 and Certified Asterisk 11.x before 11.6-cert18 and 13.x before 13.13-cert6, insufficient RTCP packet validation could allow reading stale buffer contents and when combined with the "nat" and "symmetric_rtp" options allow redirecting where Asterisk sends the next RTCP report.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-3990-1
Debian Bugs	876328

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
asterisk (PTS)	bullseye	1:16.28.0~dfsg-0+deb11u4	fixed
	bullseye (security)	1:16.28.0~dfsg-0+deb11u8	fixed
	sid	1:22.6.0~dfsg+~cs6.15.60671435-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
asterisk	source	jessie	1:11.13.1~dfsg-2+deb8u4	DSA-3990-1
asterisk	source	stretch	1:13.14.1~dfsg-2+deb9u2	DSA-3990-1
asterisk	source	(unstable)	1:13.17.2~dfsg-1		876328

Notes

[wheezy] - asterisk <ignored> (strictrtp option is disabled by default. Too intrusive too backport)
http://downloads.asterisk.org/pub/security/AST-2017-008.html
https://issues.asterisk.org/jira/browse/ASTERISK-27274
https://issues.asterisk.org/jira/browse/ASTERISK-27252