#VU62863 Improper access control in Slurm - CVE-2022-29502

Vulnerability identifier: #VU62863

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-29502

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 the I/O key validation logic in the srun client command. A remote attacker can bypass implemented security restrictions and gain elevated privileges on the system.

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

---

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

---

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.