CVE-2018-10937 : Vulnerability Insights and Analysis
Learn about CVE-2018-10937, a cross-site scripting flaw in Openshift Container Platform 3.11 allowing attackers to impersonate victims on the K8s API. Find mitigation steps and patching details.
Openshift Container Platform 3.11's tetonic-console component has a cross-site scripting vulnerability that allows attackers to impersonate victims on the K8s API.
Understanding CVE-2018-10937
The vulnerability in Openshift Container Platform 3.11 poses a risk of unauthorized actions on the Kubernetes API.
What is CVE-2018-10937?
The CVE-2018-10937 vulnerability is a cross-site scripting flaw in the tetonic-console component of Openshift Container Platform 3.11. Attackers with pod creation capabilities can exploit this vulnerability to perform actions on the K8s API, pretending to be the victim.
The Impact of CVE-2018-10937
This vulnerability has a CVSS base score of 4.6, indicating a medium severity level. The attack complexity is high, requiring network access and user interaction, with low impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2018-10937
The technical aspects of the CVE-2018-10937 vulnerability.
Vulnerability Description
The tetonic-console component in Openshift Container Platform 3.11 is susceptible to cross-site scripting attacks, enabling attackers to manipulate the K8s API.
Affected Systems and Versions
- Product: Openshift Container Platform
- Vendor: Red Hat
- Version: 3.11
Exploitation Mechanism
Attackers with pod creation privileges can exploit the cross-site scripting flaw to perform unauthorized actions on the Kubernetes API.
Mitigation and Prevention
Protective measures against CVE-2018-10937.
Immediate Steps to Take
- Apply vendor-supplied patches promptly.
- Monitor and restrict pod creation permissions.
- Educate users on safe practices to prevent XSS attacks.
Long-Term Security Practices
- Regularly update and patch the Openshift Container Platform.
- Conduct security assessments and audits to identify and address vulnerabilities.
- Implement network segmentation and access controls to limit attack surfaces.
Patching and Updates
- Red Hat has released patches to address the CVE-2018-10937 vulnerability.