Vulnerability in Saltstack Salt

CVE-2023-20897

Salt masters prior to 3005.2 or 3006.2 contain a DOS in minion return. After receiving several bad packets on the request server equal to the number of worker threads, the master will become unresponsive to return requests until restarted.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.012 (68.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-20897: held from 0.010 to 0.012.

EPSS over last 30 days · oldest: 0.010 · newest: 0.012 · change: +0.002

Affected products

  • Saltstack Salt
  • Salt — versions Salt masters prior to 3005.2 or 3006.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-20897?
CVE-2023-20897 is a medium-severity vulnerability in Saltstack Salt, classified under Improper Resource Shutdown or Release. CVSS score: 5.3/10. Published 2023-09-05.
How severe is CVE-2023-20897?
Medium severity. CVSS v3 base score is 5.3 out of 10.