Improper Authorization in Synapse - #VU24173
Published: January 9, 2020
Vulnerability identifier: #VU24173
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Matrix.org
Affected software:
Synapse
Synapse
Detailed vulnerability description
The vulnerability allows a remote attacker to gain unauthorized access to certain functionality.
The vulnerability exists due to software does not check if the even belongs to a certain room before returning it. A remote authenticated user can gain access to events that belong to another room.
Remediation
Install updates from vendor's website.