CVE-2023-37520 : What You Need to Know

This article provides detailed information about CVE-2023-37520, a vulnerability affecting HCL BigFix Platform that allows for potential data exfiltration through Unauthenticated Stored Cross-Site Scripting (XSS) attack.

Understanding CVE-2023-37520

CVE-2023-37520 is a security vulnerability found in HCL BigFix Platform, specifically in version 9.5.12.68, enabling attackers to perform Unauthenticated Stored Cross-Site Scripting (XSS) attacks.

What is CVE-2023-37520?

The vulnerability in HCL BigFix Platform, version 9.5.12.68, allows threat actors to execute malicious scripts on the Gather Status Report served by the BigFix Relay, potentially leading to data theft.

The Impact of CVE-2023-37520

With a CVSS base score of 7.7, this High-severity vulnerability poses a significant risk, affecting confidentiality, integrity, and availability. The attack complexity is rated as high, and no privileges are required for exploitation.

Technical Details of CVE-2023-37520

This section delves into the specifics of the CVE-2023-37520 vulnerability, detailing the affected systems, exploitation mechanism, and more.

Vulnerability Description

CVE-2023-37520 entails Unauthenticated Stored Cross-Site Scripting (XSS) in the BigFix Server, version 9.5.12.68, enabling unauthorized data exfiltration.

Affected Systems and Versions

The vulnerability impacts HCL BigFix Platform versions 9.5.x, 10.0.x, and 11.0.0, with version 9.5.12.68 specifically identified as susceptible to the XSS attack.

Exploitation Mechanism

By exploiting the XSS flaw in the Gather Status Report served by the BigFix Relay, threat actors can inject and execute malicious scripts, potentially compromising sensitive data.

Mitigation and Prevention

Discover the steps to alleviate the risks posed by CVE-2023-37520 and prevent potential security breaches.

Immediate Steps to Take

Organizations should apply security patches promptly, particularly for BigFix Platform version 9.5.12.68, to mitigate the vulnerability and prevent XSS attacks.

Long-Term Security Practices

Implement robust security practices, including regular security assessments, employee training on XSS attacks, and monitoring for unusual activities to bolster the overall cybersecurity posture.

Patching and Updates

Stay informed about security updates from HCL Software and promptly apply patches to address known vulnerabilities and enhance the security of the BigFix Platform.