CVE-2019-14845 : What You Need to Know
Discover the security weakness in OpenShift builds versions 4.1 to 4.3, allowing man-in-the-middle attacks due to TLS hostname verification bypass. Learn about the impact, technical details, and mitigation steps.
A security weakness has been identified in OpenShift builds versions 4.1 to 4.3, allowing for potential man-in-the-middle attacks due to TLS hostname verification bypass.
Understanding CVE-2019-14845
This CVE pertains to a vulnerability in OpenShift builds that could be exploited by attackers to compromise system integrity.
What is CVE-2019-14845?
The vulnerability in OpenShift builds versions 4.1 to 4.3 allows hackers to execute man-in-the-middle attacks by circumventing TLS hostname verification, potentially introducing harmful content.
The Impact of CVE-2019-14845
The vulnerability poses a medium severity risk with a CVSS base score of 5.7. It affects the integrity of the system by enabling attackers to intercept communications and manipulate data.
Technical Details of CVE-2019-14845
The technical aspects of the CVE provide insight into the specific vulnerability and its implications.
Vulnerability Description
The security flaw in OpenShift builds versions 4.1 to 4.3 allows for TLS hostname verification bypass, facilitating man-in-the-middle attacks.
Affected Systems and Versions
- Product: OpenShift
- Vendor: Red Hat
- Affected Versions: OpenShift builds 4.1 up to 4.3
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Adjacent Network
- Integrity Impact: High
- User Interaction: Required
- Privileges Required: None
- Scope: Unchanged
- Exploitation may require user interaction but does not necessitate special privileges.
Mitigation and Prevention
Addressing the CVE involves taking immediate steps to secure systems and implementing long-term security practices.
Immediate Steps to Take
- Apply patches provided by Red Hat for OpenShift builds versions 4.1 to 4.3.
- Monitor network traffic for any signs of unauthorized access or data manipulation.
Long-Term Security Practices
- Regularly update and patch software to prevent vulnerabilities.
- Implement secure coding practices to mitigate potential security risks.
Patching and Updates
- Red Hat has released security advisories (RHSA-2019:4101, RHSA-2019:4237) containing patches to address the vulnerability in OpenShift builds.