CVE-2020-4352 : Vulnerability Insights and Analysis

IBM MQ on HPE NonStop 8.0.4 and 8.1.0 is vulnerable to a privilege escalation attack when running in restricted mode.

Understanding CVE-2020-4352

IBM MQ on HPE NonStop 8.0.4 and 8.1.0 is susceptible to a privilege escalation vulnerability.

What is CVE-2020-4352?

CVE-2020-4352 is a vulnerability in IBM MQ on HPE NonStop 8.0.4 and 8.1.0 that allows for a privilege escalation attack when the software is operating in restricted mode.

The Impact of CVE-2020-4352

The vulnerability poses a medium severity risk with a CVSS base score of 4.9, potentially leading to unauthorized privilege escalation on affected systems.

Technical Details of CVE-2020-4352

IBM MQ on HPE NonStop 8.0.4 and 8.1.0 vulnerability details.

Vulnerability Description

CVE ID: CVE-2020-4352
CVSS Base Score: 4.9 (Medium)
Attack Vector: Local
Attack Complexity: High
Privileges Required: None
Impact: Low
Description: Privilege escalation vulnerability in IBM MQ on HPE NonStop 8.0.4 and 8.1.0.

Affected Systems and Versions

Affected Product: MQ for HPE NonStop
Vendor: IBM
Affected Versions: 8.0.4, 8.1.0

Exploitation Mechanism

The vulnerability allows attackers to escalate privileges on systems running IBM MQ on HPE NonStop 8.0.4 and 8.1.0.

Mitigation and Prevention

Protecting systems from CVE-2020-4352.

Immediate Steps to Take

Apply the official fix provided by IBM to address the privilege escalation vulnerability.
Monitor for any unauthorized access or unusual activities on the affected systems.

Long-Term Security Practices

Regularly update and patch IBM MQ software to prevent known vulnerabilities.
Implement least privilege access controls to limit potential attack surfaces.
Conduct security assessments and audits to identify and mitigate risks proactively.

Patching and Updates

Ensure all IBM MQ for HPE NonStop instances are updated with the latest security patches and fixes to prevent exploitation of CVE-2020-4352.