CVE-2018-12543

NameCVE-2018-12543
DescriptionIn Eclipse Mosquitto versions 1.5 to 1.5.2 inclusive, if a message is published to Mosquitto that has a topic starting with $, but that is not $SYS, e.g. $test/test, then an assert is triggered that should otherwise not be reachable and Mosquitto will exit.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mosquitto (PTS)stretch1.4.10-3+deb9u4fixed
stretch (security)1.4.10-3+deb9u5fixed
buster, buster (security)1.5.7-1+deb10u1fixed
bookworm, bullseye, sid2.0.11-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mosquittosource(unstable)(not affected)

Notes

- mosquitto <not-affected> (Vulnerable code introduced in 1.5)
http://mosquitto.org/blog/2018/09/security-advisory-cve-2018-12543/
https://mosquitto.org/files/cve/2018-12543/

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