#VU76261 Resource exhaustion in Synapse - CVE-2022-41952

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Main Vulnerability Database Vulnerabilities #VU76261

#VU76261 Resource exhaustion in Synapse - CVE-2022-41952

Published: May 17, 2023


Vulnerability identifier: #VU76261
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-41952
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Synapse
Software vendor:
Matrix.org

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when generating URL previews for media stream. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links