CVE-2017-12062 : Vulnerability Insights and Analysis

CVE-2017-12062, published on August 1, 2017, addresses a Cross-Site Scripting (XSS) vulnerability in MantisBT 2.x versions prior to 2.5.2. The flaw exists in the 'filter' field within the file manage_user_page.php, potentially allowing malicious actors to execute unauthorized JavaScript code.

Understanding CVE-2017-12062

This CVE entry highlights a security issue in MantisBT that could be exploited by attackers to run malicious scripts.

What is CVE-2017-12062?

CVE-2017-12062 is a Cross-Site Scripting (XSS) vulnerability found in MantisBT 2.x versions before 2.5.2, specifically in the file manage_user_page.php. The flaw arises from inadequate sanitization of the 'filter' field, enabling the execution of unauthorized JavaScript code if the Content Security Policy (CSP) is deactivated.

The Impact of CVE-2017-12062

The vulnerability could be exploited by remote attackers to inject and execute arbitrary JavaScript code within the context of the affected site, potentially leading to various malicious activities such as data theft, session hijacking, or defacement.

Technical Details of CVE-2017-12062

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The XSS issue in manage_user_page.php in MantisBT 2.x versions prior to 2.5.2 allows remote attackers to execute arbitrary JavaScript code by manipulating the 'filter' field without proper sanitization.

Affected Systems and Versions

Product: MantisBT
Versions Affected: 2.x versions before 2.5.2

Exploitation Mechanism

The vulnerability can be exploited by malicious individuals to inject and execute unauthorized JavaScript code if the CSP is not active, posing a risk to the security of the affected systems.

Mitigation and Prevention

Protecting systems from CVE-2017-12062 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update MantisBT to version 2.5.2 or later to mitigate the vulnerability.
Enable Content Security Policy (CSP) to prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and audit web applications for security vulnerabilities.
Educate developers on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Apply security patches promptly to address known vulnerabilities and enhance system security.