CVE-2019-12827

NameCVE-2019-12827
DescriptionBuffer overflow in res_pjsip_messaging in Digium Asterisk versions 13.21-cert3, 13.27.0, 15.7.2, 16.4.0 and earlier allows remote authenticated users to crash Asterisk by sending a specially crafted SIP MESSAGE message.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs931980

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
asterisk (PTS)jessie, jessie (lts)1:11.13.1~dfsg-2+deb8u8fixed
stretch (security)1:13.14.1~dfsg-2+deb9u6vulnerable
stretch (lts), stretch1:13.14.1~dfsg-2+deb9u9vulnerable
buster1:16.2.1~dfsg-1+deb10u2fixed
buster (security)1:16.28.0~dfsg-0+deb10u4fixed
bullseye1:16.28.0~dfsg-0+deb11u3fixed
bullseye (security)1:16.28.0~dfsg-0+deb11u4fixed
sid1:20.6.0~dfsg+~cs6.13.40431414-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
asterisksourcewheezy(unfixed)end-of-life
asterisksourcejessie(not affected)
asterisksourcebuster1:16.2.1~dfsg-1+deb10u1
asterisksource(unstable)1:16.2.1~dfsg-2931980

Notes

[stretch] - asterisk <ignored> (Minor issue, intrusive to backport)
[jessie] - asterisk <not-affected> (Vulnerable code not present)
https://downloads.asterisk.org/pub/security/AST-2019-002.html
https://issues.asterisk.org/jira/browse/ASTERISK-28447

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