| Name | CVE-2018-12543 |
| Description | In 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| mosquitto (PTS) | jessie, jessie (lts) | 1.3.4-2+deb8u4 | fixed |
| stretch (security), stretch (lts), stretch | 1.4.10-3+deb9u5 | fixed | |
| buster (security), buster, buster (lts) | 1.5.7-1+deb10u1 | fixed | |
| bullseye (security), bullseye | 2.0.11-1+deb11u1 | fixed | |
| bookworm (security), bookworm | 2.0.11-1.2+deb12u1 | fixed | |
| sid, trixie | 2.0.20-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| mosquitto | source | (unstable) | (not affected) |
- 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/