CVE-2021-41155 : What You Need to Know

Tuleap is a Free & Open Source Suite that enhances software development and collaboration management. The vulnerability in affected versions allows SQL injection in the CVS revisions browser.

Understanding CVE-2021-41155

In Tuleap versions prior to specific fixes, the software does not properly sanitize user inputs when creating SQL queries for browsing and searching revisions in CVS repositories. This flaw can lead to SQL injection attacks.

What is CVE-2021-41155?

CVE-2021-41155 is a vulnerability in Tuleap that allows attackers to manipulate SQL queries due to improper input validation, potentially leading to unauthorized data access and modification.

The Impact of CVE-2021-41155

The vulnerability has a CVSS base score of 8.8, indicating a high severity level. The impact includes high confidentiality, integrity, and availability risks with low privileges required for exploitation.

Technical Details of CVE-2021-41155

The following technical details provide insights into the nature of the vulnerability.

Vulnerability Description

SQL injection vulnerability in Tuleap CVS revisions browser

Affected Systems and Versions

Tuleap versions < 11.17.99.146, >= 11.17-1, < 11.17-5, >= 11.16-1, < 11.16-7

Exploitation Mechanism

Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: None
Scope: Unchanged
Vector String: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Mitigation and Prevention

To address CVE-2021-41155 and enhance overall security, consider the following mitigation strategies.

Immediate Steps to Take

Update Tuleap to fixed versions
Monitor system logs for any suspicious activities

Long-Term Security Practices

Implement strict input validation mechanisms
Conduct regular security audits and code reviews

Patching and Updates

Apply security patches provided by Tuleap promptly