CVE-2019-19353 : Security Advisory and Response

A security weakness has been identified in the operator-framework/hive within Red Hat Openshift 4, potentially allowing attackers to modify the /etc/passwd file and escalate privileges.

Understanding CVE-2019-19353

This CVE involves a vulnerability related to insecure modification within the /etc/passwd file of the operator-framework/hive in Red Hat Openshift 4.

What is CVE-2019-19353?

The CVE-2019-19353 vulnerability allows attackers who gain access to the container to manipulate the /etc/passwd file, leading to potential privilege escalation.

The Impact of CVE-2019-19353

Exploiting this vulnerability could enable attackers to modify critical system files and elevate their privileges within the affected container.

Technical Details of CVE-2019-19353

This section provides technical insights into the vulnerability.

Vulnerability Description

The vulnerability is related to insecure modification within the /etc/passwd file of the operator-framework/hive in Red Hat Openshift 4.

Affected Systems and Versions

Product: operator-framework/hive
Vendor: N/A
Versions: as shipped in Red Hat Openshift 4

Exploitation Mechanism

Attackers can exploit this flaw by gaining access to the container and manipulating the /etc/passwd file to escalate their privileges.

Mitigation and Prevention

Protecting systems from CVE-2019-19353 requires immediate actions and long-term security practices.

Immediate Steps to Take

Monitor container access and restrict unauthorized entry.
Regularly audit and review system files for unauthorized changes.

Long-Term Security Practices

Implement least privilege access controls within containers.
Keep software and systems updated to prevent known vulnerabilities.

Patching and Updates

Apply relevant patches and updates provided by Red Hat to address the CVE-2019-19353 vulnerability.