CVE-2018-6526 Explained : Impact and Mitigation

In MantisBT 2.10.0-development prior to 2018-02-02, a vulnerability exists in the file view_all_bug_page.php that allows remote attackers to expose the complete file path by exploiting an invalid parameter in the filter.

Understanding CVE-2018-6526

This CVE entry highlights a security issue in MantisBT version 2.10.0-development.

What is CVE-2018-6526?

The vulnerability in MantisBT 2.10.0-development before 2018-02-02 enables remote attackers to discover the full path through an invalid filter parameter.

The Impact of CVE-2018-6526

The vulnerability allows attackers to reveal sensitive information, potentially aiding them in further attacks or reconnaissance.

Technical Details of CVE-2018-6526

This section delves into the technical aspects of the CVE.

Vulnerability Description

The issue lies in the file view_all_bug_page.php, where an invalid parameter in the filter can be exploited to expose the complete file path.

Affected Systems and Versions

Product: MantisBT
Version: 2.10.0-development

Exploitation Mechanism

The vulnerability is associated with the filter_ensure_valid_filter function in current_user_api.php.

Mitigation and Prevention

Protecting systems from CVE-2018-6526 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update MantisBT to a patched version that addresses the vulnerability.
Implement proper input validation to prevent exploitation of invalid parameters.

Long-Term Security Practices

Regularly monitor and update software to mitigate potential vulnerabilities.
Conduct security audits to identify and address any security gaps.

Patching and Updates

Ensure timely installation of security patches and updates to safeguard against known vulnerabilities.