CVE-2019-19355 : What You Need to Know
Learn about CVE-2019-19355, a high-severity vulnerability in openshift/ocp-release-operator-sdk software, allowing unauthorized changes to /etc/passwd file. Find mitigation steps and affected versions.
A security vulnerability has been discovered in the openshift/ocp-release-operator-sdk software, allowing unauthorized changes to the /etc/passwd file and elevation of privileges.
Understanding CVE-2019-19355
This CVE affects Openshift 4 and the openshift/ansible-operator-container.
What is CVE-2019-19355?
CVE-2019-19355 is a high-severity vulnerability in the openshift/ocp-release-operator-sdk software, enabling unauthorized individuals to modify the /etc/passwd file and gain elevated privileges.
The Impact of CVE-2019-19355
- CVSS Score: 7.0 (High)
- Attack Vector: Local
- Attack Complexity: High
- Privileges Required: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2019-19355
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability allows unauthorized users to make changes to the /etc/passwd file, potentially leading to privilege escalation.
Affected Systems and Versions
- Affected Product: Openshift
- Vendor: Red Hat
- Affected Version: Openshift 4
Exploitation Mechanism
Unauthorized individuals with access to the container can exploit this vulnerability to gain higher privileges.
Mitigation and Prevention
Protect your systems from CVE-2019-19355 with the following steps:
Immediate Steps to Take
- Update the openshift/ocp-release-operator-sdk software to the latest version.
- Monitor and restrict access to the container to authorized personnel only.
Long-Term Security Practices
- Implement least privilege access controls to limit unauthorized changes.
- Regularly audit and review system files for unauthorized modifications.
Patching and Updates
- Stay informed about security updates and patches released by Red Hat to address CVE-2019-19355.