What’s Vulnerable › Vulnerabilities

CVE-2023-20897

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-09-05 · updated 2026-06-17
• Weakness: CWE-404

Description

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.

Affected products

• VMware SALT: before 3005.2; from 3006.0 before 3006.2 — fixed in 3005.2, 3006.2

How to fix

Upgrade to a fixed version: VMware SALT 3005.2, 3006.2. Check the vendor advisory for mitigations.

References

• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OMWJIHQZXHK6FH2E3IWAZCYIRI7FLVOL/
• https://saltproject.io/security-announcements/2023-08-10-advisory/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OMWJIHQZXHK6FH2E3IWAZCYIRI7FLVOL/
• https://saltproject.io/security-announcements/2023-08-10-advisory/

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