CVE-2018-12423 Affecting matrix-synapse package, versions <0.31.2+dfsg-1


Severity

Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.07% (32nd percentile)

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  • Snyk ID SNYK-DEBIANUNSTABLE-MATRIXSYNAPSE-279819
  • published 14 Jun 2018
  • disclosed 14 Jun 2018

How to fix?

Upgrade Debian:unstable matrix-synapse to version 0.31.2+dfsg-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream matrix-synapse package and not the matrix-synapse package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.