Vulnerability identifier: #VU53685

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31215

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

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

Vendor: SchedMD

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to improper environment handling in Slurm. A remote user can run arbitrary commands as SlurmUser if the installation uses a PrologSlurmctld and/or EpilogSlurmctld script.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Slurm: 20.02.0.1 - 20.02.6.1, 20.11.0.1 - 20.11.6.1

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External links
http://lists.schedmd.com/pipermail/slurm-announce/2021/000055.html
http://www.schedmd.com/news.php?id=248#OPT_248
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PRHTASFAU5FNB2MJOG67YID2ONQS5MCQ/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3ODMJQNY4FAV7G3DSKVIO5KY7Q7DKBPU/

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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.