Command Injection in Jellyfin - CVE-2023-48702

 

Command Injection in Jellyfin - CVE-2023-48702

Published: December 6, 2023


Vulnerability identifier: #VU83914
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-48702
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Jellyfin
Affected software:
Jellyfin

Detailed vulnerability description

The vulnerability allows a remote user to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation within custom FFmpeg binary in the /System/MediaEncoder/Path endpoint. A remote administrator can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2023-48702

Install updates from vendor's website.

Sources