CVE-2023-25593 : Security Advisory and Response

This CVE-2023-25593 was published by HPE on March 14, 2023, and involves vulnerabilities in the web-based management interface of ClearPass Policy Manager that could lead to a reflected cross-site scripting (XSS) attack.

Understanding CVE-2023-25593

This vulnerability affects the Aruba ClearPass Policy Manager software versions 6.11.1 and below, 6.10.8 and below, as well as 6.9.13 and below. The exploit allows remote attackers to execute arbitrary script code in a victim's browser through an XSS attack.

What is CVE-2023-25593?

The CVE-2023-25593 vulnerability involves flaws within the ClearPass Policy Manager's web-based management interface, enabling malicious actors to conduct a reflected cross-site scripting attack on users of the interface. Successful exploitation permits the execution of arbitrary script code in the context of the affected interface.

The Impact of CVE-2023-25593

The impact of this vulnerability is rated as high with a CVSS v3.1 base score of 7.1. The attack vector is through the network, with low complexities in both attack and availability impacts. Although the confidentiality and integrity impacts are low, the severity is marked as high. Notably, no privileges are required for exploitation, and user interaction is necessary for the attack.

Technical Details of CVE-2023-25593

This section delves into the specifics of the vulnerability, including its description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability lies in the web-based management interface of ClearPass Policy Manager, which can be abused by remote attackers to execute malicious script code in a victim's browser.

Affected Systems and Versions

The vulnerability impacts Aruba ClearPass Policy Manager versions 6.11.1 and below, 6.10.8 and below, as well as 6.9.13 and below.

Exploitation Mechanism

The exploit enables remote attackers to execute arbitrary script code in the victim's browser through the context of the affected ClearPass Policy Manager interface.

Mitigation and Prevention

To address CVE-2023-25593, immediate steps must be taken to safeguard systems and prevent potential exploitation. Long-term security practices and timely patching are essential measures for mitigating such vulnerabilities.

Immediate Steps to Take

Organizations should update their ClearPass Policy Manager to a non-vulnerable version to mitigate the risk of exploitation.
Users are advised to be cautious while interacting with the web-based management interface to avoid triggering any potential XSS attacks.

Long-Term Security Practices

Regular security assessments and audits should be conducted to identify and address any security gaps in software systems.
Training and awareness programs for users can help mitigate the risks associated with social engineering attacks and phishing attempts.

Patching and Updates

Applying security patches and updates provided by the software vendor promptly is crucial to maintaining a secure environment and preventing known vulnerabilities from being exploited.