Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Lifecycle Timeline
1DescriptionNVD
In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.
AnalysisAI
In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force. Affected products include: Matrix Synapse. Version information: before 0.31.2.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
A specially crafted IOCTL can be issued to the rzpnk.sys driver in Razer Synapse 2.20.15.1104 that is forwarded to ZwOpe
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Matrix Synapse before 1.5.0 mishandles signature checking on some federation APIs. Rated critical severity (CVSS 9.8), t
Multiple system services installed alongside the Razer Synapse 3 software suite perform privileged operations on entries
Multiple system services installed alongside the Razer Synapse 3 software suite perform privileged operations on entries
Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by le
Synapse is an open source Matrix homeserver implementation. Rated high severity (CVSS 7.1), this vulnerability is remote
Razer Synapse 2.20.15.1104 and earlier uses weak permissions for the CrashReporter directory, which allows local users t
Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Rated medium severity (
Synapse is a Matrix reference homeserver written in python (pypi package matrix-synapse). Rated high severity (CVSS 8.2)
rzpnk.sys in Razer Synapse 2.20.15.1104 allows local users to read and write to arbitrary memory locations, and conseque
Razer Synapse 2.20.15.1104 and earlier uses weak permissions for the Devices directory, which allows local users to gain
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External POC / Exploit Code
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