CVE-2020-1705 : What You Need to Know

A vulnerability was found in openshift/template-service-broker-operator in all 4.x.x versions prior to 4.3.0, allowing unauthorized modification of the /etc/passwd file, leading to privilege escalation for attackers.

Understanding CVE-2020-1705

This CVE identifies an insecure modification vulnerability in the openshift/template-service-broker-operator.

What is CVE-2020-1705?

The vulnerability in openshift/template-service-broker-operator versions prior to 4.3.0 allows container access to modify the /etc/passwd file, enabling privilege escalation.

The Impact of CVE-2020-1705

The vulnerability has a CVSS base score of 7 (High) due to its potential for unauthorized privilege escalation, compromising confidentiality, integrity, and availability.

Technical Details of CVE-2020-1705

The technical details provide insight into the vulnerability and its implications.

Vulnerability Description

CWE-266 vulnerability enables unauthorized modification of /etc/passwd within openshift/template-service-broker-operator, allowing privilege escalation.

Affected Systems and Versions

Product: openshift/template-service-broker-operator
Vendor: Red Hat
Affected versions: All 4.x.x versions prior to 4.3.0

Exploitation Mechanism

Attack Complexity: High
Attack Vector: Local
Privileges Required: Low
User Interaction: None
Scope: Unchanged
Impact: High confidentiality, integrity, and availability

Mitigation and Prevention

Guidance on addressing and preventing the CVE-2020-1705 vulnerability.

Immediate Steps to Take

Apply vendor patches and updates promptly to mitigate the vulnerability.
Implement strict container security practices to limit unauthorized access.

Long-Term Security Practices

Regularly audit and monitor container environments for unauthorized changes.
Train personnel on secure configuration and access control best practices.

Patching and Updates

Red Hat has provided a patch for openshift/template-service-broker-operator to address the vulnerability.