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Fencer Vulns
high 8.1

CVE-2020-12693 json

Slurm 19.05.x before 19.05.7 and 20.02.x before 20.02.3, in the rare case where Message Aggregation is enabled, allows Authentication Bypas…

published 2020-05-21 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-4985

cvss
8.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Slurm 19.05.x before 19.05.7 and 20.02.x before 20.02.3, in the rare case where Message Aggregation is enabled, allows Authentication Bypass via an Alternate Path or Channel. A race condition allows a user to launch a process as an arbitrary user.

Patch / fix

  • schedmd slurm 19.05.7, 20.02.3
  • slurm-llnl Ubuntu Pro 16.04 LTS 15.08.7-1ubuntu0.1~esm4
  • slurm-llnl Ubuntu Pro 18.04 LTS 17.11.2-1ubuntu0.1~esm4
  • slurm-llnl Ubuntu Pro 20.04 LTS 19.05.5-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2020-12693

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • pdsh SLE Module for HPC 12 2.34-7.32.1
  • slurm_20_11 SLE Module for HPC 12 20.11.4-3.5.1
  • pdsh_slurm_18_08 SLE Module for HPC 12 2.34-7.32.1
  • pdsh_slurm_20_02 SLE Module for HPC 12 2.34-7.32.1
  • pdsh_slurm_20_11 SLE Module for HPC 12 2.34-7.32.1
  • slurm_20_02 SLE Module for HPC 12 20.02.3-3.5.1
  • pdsh_slurm_18_08 SLE Module for HPC 12 2.34-7.26.2
  • pdsh_slurm_20_02 SLE Module for HPC 12 2.34-7.26.2

suse advisories SUSE-SU-2021:0773-1SUSE-SU-2020:2607-1SUSE-SU-2020:2602-1SUSE-SU-2020:2601-1SUSE-SU-2020:2600-1SUSE-SU-2020:2599-1

  • slurm openSUSE Tumbleweed 21.08.1-1.1
  • slurm openSUSE Leap 15.1 18.08.9-lp151.2.1
  • slurm openSUSE Leap 15.2 18.08.9-lp152.2.1
  • slurm openSUSE Leap 15.1 18.08.9-lp151.2.10.1

opensuse advisories openSUSE-SU-2024:11389-1openSUSE-SU-2020:1969-1openSUSE-SU-2020:1468-1openSUSE-SU-2020:1421-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-12693 updated cvss 8.1

slurm: race condition allows a user to launch a process as an arbitrary user

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.31% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.