#VU103642 Improper Preservation of Permissions in Discourse - CVE-2024-53994

Vulnerability identifier: #VU103642

Vulnerability risk: Low

CVSSv4.0: 1.3 [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: CVE-2024-53994

CWE-ID: CWE-281

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Discourse
Web applications / Forum & blogging software

Vendor: Civilized Discourse Construction Kit, Inc.

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to improper preservation of permissions. A remote user with disable chat in preferences can still be reachable in some cases.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Discourse: 3.3.0 beta1 - 3.4.0 beta3

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External links
https://github.com/discourse/discourse/security/advisories/GHSA-mrpw-gwj7-98r6

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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