CVE-2022-33183 : Security Advisory and Response

A vulnerability in Brocade Fabric OS CLI before Brocade Fabric OS v9.1.0, 9.0.1e, 8.2.3c, 8.2.0cbn5, 7.4.2.j could allow a remote authenticated attacker to perform stack buffer overflow using in “firmwaredownload” and “diagshow” commands.

Understanding CVE-2022-33183

This section delves into the details of CVE-2022-33183, a vulnerability present in Brocade Fabric OS CLI versions prior to v9.1.0.

What is CVE-2022-33183?

The CVE-2022-33183 vulnerability in Brocade Fabric OS CLI enables remote authenticated attackers to execute a stack buffer overflow through specific commands.

The Impact of CVE-2022-33183

The vulnerability poses a significant risk as it allows attackers to exploit the CLI and execute stack buffer overflow attacks remotely.

Technical Details of CVE-2022-33183

Here are the technical specifics related to CVE-2022-33183.

Vulnerability Description

The vulnerability allows a remote authenticated attacker to trigger a stack buffer overflow using certain CLI commands.

Affected Systems and Versions

Brocade Fabric OS versions before Brocade Fabric OS v9.1.0, 9.0.1e, 8.2.3c, 8.2.0cbn5, 7.4.2.j are affected by CVE-2022-33183.

Exploitation Mechanism

Attackers exploit the vulnerability by utilizing the “firmwaredownload” and “diagshow” commands within the Brocade Fabric OS CLI.

Mitigation and Prevention

Protecting systems from CVE-2022-33183 is crucial to maintaining security.

Immediate Steps to Take

Immediately update affected Brocade Fabric OS systems to versions v9.1.0 or later to mitigate the vulnerability.

Long-Term Security Practices

Implement robust network security measures, restrict access, and monitor CLI commands to prevent unauthorized actions.

Patching and Updates

Regularly apply patches and updates released by Brocade to address security vulnerabilities and strengthen system defenses.