CVE-2023-31427 : Vulnerability Insights and Analysis
Learn about CVE-2023-31427, a high-severity vulnerability in Brocade Fabric OS allowing authenticated users to execute commands beyond their privileges. Impact, affected versions, and mitigation steps included.
This article provides an overview of CVE-2023-31427, a vulnerability in Brocade Fabric OS that could allow an authenticated user to execute commands irrespective of privilege levels.
Understanding CVE-2023-31427
CVE-2023-31427 is a security vulnerability found in Brocade Fabric OS versions before v9.1.1c and v9.2.0. It enables an authenticated local user with knowledge of full path names to execute commands regardless of their assigned privileges.
What is CVE-2023-31427?
Brocade Fabric OS versions prior to v9.1.1c and v9.2.0 allow authenticated local users to run commands beyond their privilege levels, posing a significant security risk.
The Impact of CVE-2023-31427
The vulnerability, identified as CAPEC-126 Path Traversal, can lead to high impact on confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2023-31427
This section delves into the specifics of the vulnerability, affected systems, and the exploitation mechanism.
Vulnerability Description
Brocade Fabric OS versions before v9.1.1c and v9.2.0 permit authenticated local users to execute arbitrary commands by leveraging knowledge of full path names within the system.
Affected Systems and Versions
The affected product is Brocade Fabric OS, specifically versions after 9.1.0 and before v9.2.0 and v9.1.1c.
Exploitation Mechanism
An authenticated user with understanding of complete path names in Brocade Fabric OS can bypass privilege limitations and run commands, including those requiring 'root' access.
Mitigation and Prevention
Outlined below are essential steps to mitigate the risks associated with CVE-2023-31427.
Immediate Steps to Take
- Update Brocade Fabric OS to versions v9.1.1c or higher to address the vulnerability.
- Restrict access to authenticated users with full path name knowledge to minimize potential exploitation.
Long-Term Security Practices
- Implement least privilege access policies to limit user capabilities within the system.
- Regularly monitor and audit user activities to detect any unauthorized command executions.
Patching and Updates
Stay informed about security advisories from Brocade and apply patches promptly to safeguard the environment against known vulnerabilities.