CVE-2016-2385

NameCVE-2016-2385
DescriptionHeap-based buffer overflow in the encode_msg function in encode_msg.c in the SEAS module in Kamailio (formerly OpenSER and SER) before 4.3.5 allows remote attackers to cause a denial of service (memory corruption and process crash) or possibly execute arbitrary code via a large SIP packet.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-3535-1
NVD severityhigh (attack range: remote)
Debian Bugs815178

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
kamailio (PTS)jessie4.2.0-2+deb8u2fixed
jessie (security)4.2.0-2+deb8u1fixed
stretch4.4.4-2fixed
buster, sid5.0.3-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
kamailiosource(unstable)4.3.4-2high815178
kamailiosourcejessie4.2.0-2+deb8u1highDSA-3535-1

Notes

https://github.com/kamailio/kamailio/commit/f50c9c853e7809810099c970780c30b0765b0643
https://census-labs.com/news/2016/03/30/kamailio-seas-heap-overflow/

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