CVE-2018-12423

NameCVE-2018-12423
DescriptionIn Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs901549

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
matrix-synapse (PTS)sid, trixie1.116.0-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
matrix-synapsesource(unstable)0.31.2+dfsg-1901549

Notes

https://github.com/matrix-org/synapse/pull/3397

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