#VU99528 Improper access control in gstreamer - CVE-2024-44331

Vulnerability identifier: #VU99528

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-44331

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
gstreamer
Client/Desktop applications / Multimedia software

Vendor: GStreamer

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

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

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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.