Is CVE-2023-31926 in the CISA KEV catalog?

No. CVE-2023-31926 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-31926?

CVE-2023-31926 has a CVSS v3 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2023-31926?

CVE-2023-31926 has an EPSS score of 0.15% (4th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-31926?

Upgrade brocade fabric operating system to 9.1.1c or later.

CVE & CISA-KEV Catalog

CVE-2023-31926

HIGH

7.1

CVSS v3

NVD

Description

System files could be overwritten using the less command in Brocade Fabric OS before Brocade Fabric OS v9.1.1c and v9.2.0.

CWE-281 CWE-665

How to fix

Remediation Available

brocade fabric operating systemNVD

Affected:< 9.1.1cFixed in:9.1.1cCVE-2023-31926derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.15%probability of exploitation in 30 days

4thpercentile

Low risk: more likely to be exploited than 4% of all known CVEs.

References

Vendor Advisory1

support.broadcom.com

Third-Party Advisory1

security.netapp.com

Related Vulnerabilities

Other CWE-281 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-8543	Critical	9.8	74%	KEV	-
CVE-2019-0233	High	7.5	69%	-	-
CVE-2017-8589	Critical	9.8	26%	-	-
CVE-2021-33990	Critical	9.8	12%	-	-
CVE-2017-8563	High	8.1	7.2%	-	-
CVE-2017-8578	High	7.8	6.5%	-	-

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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.