CVE-2017-2297 : Vulnerability Insights and Analysis
Learn about CVE-2017-2297 affecting Puppet Enterprise versions prior to 2016.4.5 and 2017.2.1. Discover the impact, technical details, and mitigation steps for this authentication bypass vulnerability.
CVE-2017-2297 was published on February 1, 2018, affecting Puppet Enterprise versions prior to 2016.4.5 and 2017.2.1. The vulnerability allowed an authentication bypass issue with labeled RBAC access tokens.
Understanding CVE-2017-2297
What is CVE-2017-2297?
Puppet Enterprise versions before 2016.4.5 and 2017.2.1 had an authentication problem where labeled RBAC access tokens were returned without proper user authentication. This issue was resolved in Puppet Enterprise 2016.4.5 and 2017.2.1.
The Impact of CVE-2017-2297
Users with older Puppet Enterprise versions could encounter unauthorized access due to the authentication bypass vulnerability.
Technical Details of CVE-2017-2297
Vulnerability Description
The vulnerability in Puppet Enterprise versions allowed unauthorized access through labeled RBAC access tokens without proper user authentication.
Affected Systems and Versions
- Product: Puppet Enterprise
- Vendor: Puppet
- Versions Affected: 2016.4.x prior to 2016.4.5, 2016.5.x, 2017.1.x
Exploitation Mechanism
The issue could be exploited by users with labeled tokens, which was not the default token configuration.
Mitigation and Prevention
Immediate Steps to Take
- Upgrade to Puppet Enterprise 2016.4.5 or 2017.2.1 to mitigate the vulnerability.
- Review and update RBAC access token configurations.
Long-Term Security Practices
- Regularly update Puppet Enterprise to the latest versions.
- Implement least privilege access controls to limit unauthorized access.
Patching and Updates
- Apply security patches and updates provided by Puppet to address vulnerabilities.