CVE-2023-25941 Explained : Impact and Mitigation

This CVE record was published by Dell on April 4, 2023, revealing a security vulnerability identified as CVE-2023-25941 in Dell PowerScale OneFS versions 8.2.x-9.5.0.x. The vulnerability is related to an elevation of privilege issue that could be exploited by a low-privileged local attacker.

Understanding CVE-2023-25941

This section provides an overview of the CVE-2023-25941 vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2023-25941?

Dell PowerScale OneFS versions 8.2.x-9.5.0.x are susceptible to an elevation of privilege vulnerability. Exploitation of this vulnerability by a low-privileged local attacker could result in Denial of Service, escalation of privileges, and information disclosure. It is important to note that this vulnerability breaks the compliance mode guarantee, posing a significant risk to affected systems.

The Impact of CVE-2023-25941

The impact of CVE-2023-25941 is rated as high, with a CVSS base score of 7.8. The vulnerability can have severe implications on the confidentiality, integrity, and availability of the affected systems. Given the potential for privilege escalation and information disclosure, prompt action is recommended to mitigate the risks associated with this vulnerability.

Technical Details of CVE-2023-25941

Understanding the technical aspects of the CVE-2023-25941 vulnerability is crucial for effective vulnerability management.

Vulnerability Description

The vulnerability in Dell PowerScale OneFS versions 8.2.x-9.5.0.x stems from an elevation of privilege issue that could be leveraged by a low-privileged local attacker. This could lead to Denial of Service, privilege escalation, and information disclosure, compromising the security of the system.

Affected Systems and Versions

The following versions of Dell PowerScale OneFS are affected by CVE-2023-25941:

9.2.1.0 through 9.2.1.21
9.4.0.0 through 9.4.0.12
9.1.0.0 through 9.1.0.28

Exploitation Mechanism

The vulnerability can be exploited by a low-privileged local attacker to gain elevated privileges, potentially leading to Denial of Service, escalation of privileges, and information disclosure. This poses a significant security risk to the affected systems.

Mitigation and Prevention

Taking immediate steps to address CVE-2023-25941 is crucial in safeguarding systems from potential exploits and security breaches.

Immediate Steps to Take

Update Dell PowerScale OneFS to a non-vulnerable version.
Implement least privilege access controls to limit the impact of potential privilege escalation attempts.
Monitor system logs and network traffic for any suspicious activity.

Long-Term Security Practices

Regularly patch and update software to address known security vulnerabilities.
Conduct security assessments and audits to identify and remediate weaknesses in the system.
Educate system users on security best practices to prevent unauthorized access and data breaches.

Patching and Updates

Dell has provided a security advisory with further details and guidance on addressing CVE-2023-25941. Organizations using Dell PowerScale OneFS are advised to refer to the vendor's advisory and apply the necessary patches or updates to mitigate the vulnerabilities identified.