Segmentation fault in Brocade Fabric OS after Brocade Fabric OS v9.0

published 2023-08-31 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54041

cvss: 4.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits: 0; none known

A segmentation fault can occur in Brocade Fabric OS after Brocade Fabric OS v9.0 and before Brocade Fabric OS v9.2.0a through the passwdcfg command. This could allow an authenticated privileged user local user to crash a Brocade Fabric OS swith using the cli “passwdcfg --set -expire -minDiff“.

Patch / fix

fixed in 1

broadcom fabric_operating_system 9.2.0a

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-09-30)

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected products

Brocade Fabric OS

Classification

Weakness

CWE-252 Unchecked Return Value
CWE-400 Uncontrolled Resource Consumption

References

support.broadcom.com /web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/22513
vendor-advisory
security.netapp.com /advisory/ntap-20231124-0010/
third-party-advisory

Sources

CVE List CVE-2023-4162
NVD CVE-2023-4162

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary