CVE-2020-4938 : Security Advisory and Response

IBM MQ Appliance 9.1 and 9.2 is vulnerable to cross-site request forgery, potentially enabling attackers to execute unauthorized actions. This CVE was published on July 9, 2021.

Understanding CVE-2020-4938

IBM MQ Appliance 9.1 and 9.2 are affected by a cross-site request forgery vulnerability, posing a risk of unauthorized actions being executed.

What is CVE-2020-4938?

CVE-2020-4938 is a vulnerability in IBM MQ Appliance versions 9.1 and 9.2 that allows attackers to perform malicious actions through cross-site request forgery.

The Impact of CVE-2020-4938

The vulnerability could lead to unauthorized actions being executed by attackers, potentially compromising the integrity of the system.

Technical Details of CVE-2020-4938

IBM MQ Appliance 9.1 and 9.2 are susceptible to a cross-site request forgery vulnerability.

Vulnerability Description

Vulnerability Type: Cross-Site Request Forgery
Risk: Allows attackers to execute unauthorized actions

Affected Systems and Versions

Product: MQ Appliance
Vendor: IBM
Vulnerable Versions: 9.1, 9.2

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: Required

Mitigation and Prevention

Immediate Steps to Take:

Monitor for any unusual or unauthorized activities on the affected systems.
Implement network security measures to detect and prevent CSRF attacks. Long-Term Security Practices:
Regularly update and patch the IBM MQ Appliance to mitigate known vulnerabilities.
Educate users on safe browsing practices to prevent CSRF attacks.
Conduct security assessments and penetration testing to identify and address vulnerabilities.
Stay informed about security advisories and updates from IBM.
Consider implementing additional security layers such as multi-factor authentication.

Patching and Updates

Apply official fixes provided by IBM to address the CVE-2020-4938 vulnerability.