CVE-2018-12423

Summary

CVECVE-2018-12423
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-06-14 21:29:00 UTC
Updated2019-10-03 00:03:00 UTC
DescriptionIn Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.

Risk And Classification

Problem Types: NVD-CWE-noinfo

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Matrix Synapse All All All All
Application Matrix Synapse All All All All

References

ReferenceSourceLinkTags
Proposal to simplify the auth rules of m.room.power_level events. · Issue #1304 · matrix-org/matrix-doc · GitHub MISC github.com Third Party Advisory
#901549 - matrix-synapse: CVE-2018-12423: unauthorised users can hijack rooms when there is no m.room.power_levels event in force - Debian Bug report logs MISC bugs.debian.org Mailing List, Third Party Advisory
Security update: Synapse 0.31.2 | Matrix.org MISC matrix.org Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 199533 Ubuntu Security Notification for Synapse Vulnerabilities (USN-6076-1)
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