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7.5
CVSSv3

CVE-2018-12423

Published: 14/06/2018 Updated: 03/10/2019
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
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Vulnerability Summary

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

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matrix synapse

Vendor Advisories

Debian CVElist Bug Report Logs: 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 - #901549 matrix-synapse: CVE-2018-12423: unauthorised users can hijack rooms when there is no mroompower_levels event in force Package: src:matrix-synapse; Maintainer for src:matrix-synapse is Matrix Packaging Team <pkg-matrix-maintainers@listsaliothdebianorg>; Reported by: Andrej Shadura <andr ...

References

NVD-CWE-noinfohttps://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/https://github.com/matrix-org/matrix-doc/issues/1304https://bugs.debian.org/901549https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=901549https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4651CVE-2024-34255elevation of privilegeCVE-2024-25529CVE-2024-4671NULL pointer dereferenceCVE-2024-25527template injectionCVE-2008-0166
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