CVE-2023-31926

Name: CVE-2023-31926
Creator: NVD / NIST
Published: 2023-08-02T01:15:09.343+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.15%

Last modified Jun 17, 2026

CVE-2023-31926 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. System files could be overwritten using the less command in Brocade Fabric OS before Brocade Fabric OS v9.1.1c and v9.2.0.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.1/10

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

EPSS Probability

0.15%

4.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Broadcom	Brocade Fabric Operating System	< 9.1.1c

References

https://security.netapp.com/advisory/ntap-20230908-0007/Third Party Advisory
https://support.broadcom.com/external/content/SecurityAdvisories/0/22388Vendor Advisory
https://security.netapp.com/advisory/ntap-20230908-0007/Third Party Advisory
https://support.broadcom.com/external/content/SecurityAdvisories/0/22388Vendor Advisory

Timeline

Published: Aug 2, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-31926?

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

How severe is CVE-2023-31926?

CVE-2023-31926 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.

How do I fix CVE-2023-31926?

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-2023-31926?

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

Scan your code now

Source: NVD / NIST