#VU62864 Improper access control in Slurm - CVE-2022-29501

Vulnerability identifier: #VU62864

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-29501

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Slurm
Server applications / Remote management servers, RDP, SSH

Vendor: SchedMD

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in a network RPC handler in the slurmd daemon used for PMI2 and PMIx support. A remote attacker can bypass implemented security restrictions and gain unauthorized access to the application.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Slurm: 20.11.0.1 - 20.11.8.1, 21.08.0.1 - 21.08.7.1

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External links
https://lists.schedmd.com/pipermail/slurm-announce/
https://www.schedmd.com/news.php
https://www.schedmd.com/news.php?id=260

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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.