CVE-2017-15052 : Vulnerability Insights and Analysis

TeamPass before version 2.1.27.9 has a vulnerability that allows a manager user to bypass access control, potentially leading to unauthorized user deletion or modification.

Understanding CVE-2017-15052

In November 2017, CVE-2017-15052 was published, highlighting a security flaw in TeamPass versions prior to 2.1.27.9.

What is CVE-2017-15052?

The vulnerability in TeamPass allows a manager user to manipulate requests to users.queries.php, enabling them to delete any user, including the admin, or modify user attributes, except for the administrator.

The Impact of CVE-2017-15052

This vulnerability could be exploited by an authenticated attacker with manager rights, tampering with requests directly to perform unauthorized actions.

Technical Details of CVE-2017-15052

TeamPass's vulnerability is detailed below:

Vulnerability Description

The flaw lies in the improper enforcement of manager access control in users.queries.php, enabling unauthorized user deletion or modification.

Affected Systems and Versions

Product: TeamPass
Versions affected: All versions prior to 2.1.27.9

Exploitation Mechanism

To exploit the vulnerability, an authenticated attacker with manager rights must tamper with requests directly, such as altering the "id" parameter when invoking the "delete_user" function.

Mitigation and Prevention

Protect your system from CVE-2017-15052 with the following steps:

Immediate Steps to Take

Upgrade to TeamPass version 2.1.27.9 or later to mitigate the vulnerability.
Monitor user activities and access rights to detect any unauthorized actions.

Long-Term Security Practices

Regularly review and update access control policies to prevent similar vulnerabilities.
Educate users on secure practices to minimize the risk of unauthorized access.

Patching and Updates

Stay informed about security updates and patches for TeamPass to address known vulnerabilities.