CVE-2023-5808 : Security Advisory and Response

This CVE-2023-5808 is a vulnerability found in System Management Unit (SMU) versions prior to 14.8.7825.01, used to manage Hitachi Vantara NAS products. It exposes these versions to unintended information disclosure through URL manipulation, allowing authenticated users in a Storage administrative role to access HNAS configuration backup and diagnostic data that would normally be restricted.

Understanding CVE-2023-5808

This section will cover the basic understanding of CVE-2023-5808, its impact, technical details, and mitigation steps.

What is CVE-2023-5808?

CVE-2023-5808 refers to a vulnerability in SMU versions prior to 14.8.7825.01, allowing unauthorized access to sensitive data through URL manipulation. Specifically, authenticated users with Storage administrative privileges can access HNAS configuration backup and diagnostic data they should not have access to.

The Impact of CVE-2023-5808

The impact of CVE-2023-5808 is significant, as it exposes confidential information to unauthorized users. The vulnerability enables attackers to retrieve embedded sensitive data (CAPEC-37) through exploiting the improper authorization (CWE-285) in affected SMU versions.

Technical Details of CVE-2023-5808

Understanding the technical aspects of CVE-2023-5808 is crucial to implementing effective mitigation strategies.

Vulnerability Description

The vulnerability in SMU versions prior to 14.8.7825.01 allows authenticated users with Storage administrative privileges to manipulate URLs and gain access to confidential HNAS configuration backup and diagnostic data.

Affected Systems and Versions

The primary device affected by CVE-2023-5808 is the System Management Unit (SMU) by Hitachi Vantara. Specifically, the versions prior to 14.8.7825.01 are vulnerable to this information disclosure exploit.

Exploitation Mechanism

The exploit occurs through URL manipulation by authenticated users in a Storage administrative role. By using this method, unauthorized individuals can access sensitive HNAS configuration backup and diagnostic data.

Mitigation and Prevention

Taking immediate steps to mitigate the CVE-2023-5808 vulnerability is crucial for enhancing system security.

Immediate Steps to Take

To address the vulnerability, it is recommended to update the affected SMU versions to 14.8.7825.01 or higher. Additionally, access controls and permissions should be reviewed and adjusted to prevent unauthorized data access.

Long-Term Security Practices

Implementing strong access control measures, regular security audits, and user training on secure data handling practices can bolster long-term security against similar vulnerabilities.

Patching and Updates

Regularly updating and patching the SMU software to the latest version provided by Hitachi Vantara is essential to address known vulnerabilities and strengthen the overall security posture of the system.