Is CVE-2023-20897 in the CISA KEV catalog?

No. CVE-2023-20897 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-20897?

CVE-2023-20897 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-20897?

CVE-2023-20897 has an EPSS score of 1.03% (60th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-20897?

Upgrade salt to 3006.2 or later.

CVE & CISA-KEV Catalog

CVE-2023-20897

MEDIUM

5.3

CVSS v3

NVD

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.

CWE-404

How to fix

Remediation Available

saltNVD

Affected:>= 3006.0, < 3006.2Fixed in:3006.2CVE-2023-20897derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

1.03%probability of exploitation in 30 days

60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Vendor Advisory1

saltproject.io

Other references1

lists.fedoraproject.org

Related Vulnerabilities

Other CWE-404 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-44267	Medium	6.5	77%	-	Fix
CVE-2018-8120	High	7.0	74%	KEV + Ransom	-
CVE-2018-8210	High	7.8	25%	-	-
CVE-2018-8639	High	7.8	22%	KEV + Ransom	-
CVE-2023-3206	Medium	5.3	19%	-	-
CVE-2018-8450	High	8.8	16%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-02-13.