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CVE-2023-20897

MEDIUMCVSS 5.3/10EPSS 1.03%

Last modified

CVE-2023-20897 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability
1.03%

59.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SaltstackSalt< 3005.2
SaltstackSalt>= 3006.0, < 3006.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2023-20897?
CVE-2023-20897 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.
How do I fix CVE-2023-20897?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-20897?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST