CVE-2017-7653

NameCVE-2017-7653
DescriptionThe Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect themselves from the broker by sending a topic string which is not valid UTF-8, and so cause a denial of service for the clients.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1525-1, DSA-4325-1
Debian Bugs911266

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mosquitto (PTS)bullseye (security), bullseye2.0.11-1+deb11u1fixed
bookworm, bookworm (security)2.0.11-1.2+deb12u1fixed
sid, trixie2.0.20-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mosquittosourcejessie1.3.4-2+deb8u3DLA-1525-1
mosquittosourcestretch1.4.10-3+deb9u2DSA-4325-1
mosquittosource(unstable)1.5.4-1911266

Notes

https://bugs.eclipse.org/bugs/show_bug.cgi?id=532113
https://github.com/eclipse/mosquitto/commit/729a09310a7a56fbe5933b70b4588049da1a42b4

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