CVE-2017-18916 Explained : Impact and Mitigation
Discover the impact of CVE-2017-18916 on Mattermost Server versions prior to 3.8.2, 3.7.5, and 3.6.7. Learn about the vulnerability and how to mitigate the risks effectively.
A problem has been found in Mattermost Server versions prior to 3.8.2, 3.7.5, and 3.6.7. The integration permission restriction is not properly respected by the API endpoint access control system.
Understanding CVE-2017-18916
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. API endpoint access control does not honor an integration permission restriction.
What is CVE-2017-18916?
CVE-2017-18916 is a vulnerability in Mattermost Server versions prior to 3.8.2, 3.7.5, and 3.6.7, where the API endpoint access control system fails to properly respect integration permission restrictions.
The Impact of CVE-2017-18916
This vulnerability could allow unauthorized access to sensitive data or functionality within the Mattermost Server, potentially leading to data breaches or unauthorized actions.
Technical Details of CVE-2017-18916
The technical details of this CVE include:
Vulnerability Description
- Mattermost Server versions prior to 3.8.2, 3.7.5, and 3.6.7 are affected.
- The API endpoint access control system does not properly enforce integration permission restrictions.
Affected Systems and Versions
- Mattermost Server versions before 3.8.2, 3.7.5, and 3.6.7.
Exploitation Mechanism
- Attackers could exploit this vulnerability to bypass integration permission restrictions and gain unauthorized access to sensitive data or functions.
Mitigation and Prevention
To mitigate the risks associated with CVE-2017-18916, consider the following steps:
Immediate Steps to Take
- Update Mattermost Server to version 3.8.2, 3.7.5, or 3.6.7, which address this vulnerability.
- Review and adjust integration permission settings to ensure proper access control.
Long-Term Security Practices
- Regularly monitor and update server software to patch vulnerabilities promptly.
- Implement least privilege access controls to limit potential attack surfaces.
Patching and Updates
- Apply security patches and updates provided by Mattermost promptly to address this vulnerability.