CVE-2017-15138 : Security Advisory and Response
Learn about CVE-2017-15138, a vulnerability in OpenShift Enterprise allowing unauthorized access to webhook tokens. Find mitigation steps and long-term security practices here.
OpenShift Enterprise cluster-read feature vulnerability allows unauthorized access to webhook tokens.
Understanding CVE-2017-15138
An unauthorized individual with appropriate permissions can exploit the OpenShift Enterprise cluster-read feature to gain access to secretive webhook tokens.
What is CVE-2017-15138?
The vulnerability in OpenShift Enterprise allows attackers with sufficient privileges to view confidential webhook tokens.
The Impact of CVE-2017-15138
- CVSS Score: 5 (Medium Severity)
- Attack Vector: Network
- Attack Complexity: Low
- Confidentiality Impact: Low
- Integrity Impact: None
- Privileges Required: Low
- Scope: Changed
- User Interaction: None
- Availability Impact: None
Technical Details of CVE-2017-15138
Vulnerability Description
The OpenShift Enterprise cluster-read feature vulnerability enables attackers to access webhook tokens, compromising confidentiality.
Affected Systems and Versions
- Affected Product: atomic-openshift
- Affected Version: n/a
Exploitation Mechanism
Attackers with appropriate permissions can exploit the cluster-read feature to gain access to secretive webhook tokens.
Mitigation and Prevention
Immediate Steps to Take
- Implement access controls to restrict unauthorized access
- Regularly monitor and audit access to webhook tokens
Long-Term Security Practices
- Conduct regular security training for personnel handling sensitive data
- Keep systems and software up to date to prevent vulnerabilities
- Employ encryption for sensitive data transmission
Patching and Updates
Apply patches and updates provided by the vendor to address the vulnerability.