What’s Vulnerable › Vulnerabilities

CVE-2023-31926: Arbitrary File Overwrite using less command

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-02 · updated 2026-06-17
• Weakness: CWE-281

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.

Affected products

• Broadcom Brocade Fabric Operating System: before 9.1.1c — fixed in 9.1.1c

How to fix

Upgrade to a fixed version: Broadcom Brocade Fabric Operating System 9.1.1c. Check the vendor advisory for mitigations.

References

• https://security.netapp.com/advisory/ntap-20230908-0007/
• https://support.broadcom.com/external/content/SecurityAdvisories/0/22388
• https://security.netapp.com/advisory/ntap-20230908-0007/
• https://support.broadcom.com/external/content/SecurityAdvisories/0/22388

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