Remote denial of service in GStreamer RTSP server

1) Improper access control

EUVDB-ID: #VU99528

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-44331

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The vulnerability exists due to improper access restrictions within the RTSP server library in gst-rtsp-server/rtsp-media.c. A remote attacker can send specially crafted request to the server and perform a denial of service attack.

Note, successful exploitation of the vulnerability requires that the application is compiled with assertions enabled.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

gstreamer: 1.18.0 - 1.24.8

CPE2.3

• cpe:2.3:a:gstreamer:gstreamer:1.24.8:*:*:*:*:*:*:*
• cpe:2.3:a:gstreamer:gstreamer:1.24.7:*:*:*:*:*:*:*
• cpe:2.3:a:gstreamer:gstreamer:1.24.6:*:*:*:*:*:*:*

External links

http://github.com/dqp10515/security/tree/main/gst-rtsp-server_bug/bug1
http://gist.github.com/dqp10515/c6a8879bebe92d8c74f7c52667fd3400
http://gstreamer.freedesktop.org/security/sa-2024-0004.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.