CVE-2019-4150 : What You Need to Know

IBM Security Access Manager versions 9.0.1 to 9.0.6 are vulnerable to a certificate validation issue that could lead to a man-in-the-middle attack.

Understanding CVE-2019-4150

This CVE involves a vulnerability in IBM Security Access Manager versions 9.0.1 to 9.0.6 that could allow attackers to impersonate trusted entities.

What is CVE-2019-4150?

The vulnerability arises from improper certificate validation in the affected versions of IBM Security Access Manager.
Attackers could exploit this flaw to conduct man-in-the-middle attacks and deceive users by impersonating trusted entities.

The Impact of CVE-2019-4150

CVSS Score: 3.7 (Low Severity)
Attack Vector: Network
Attack Complexity: High
Confidentiality Impact: Low
Integrity Impact: None
Availability Impact: None
Privileges Required: None
User Interaction: None
Exploit Code Maturity: Unproven
Remediation Level: Official Fix
Report Confidence: Confirmed

Technical Details of CVE-2019-4150

Vulnerability Description

The vulnerability allows attackers to perform man-in-the-middle attacks due to improper certificate validation in IBM Security Access Manager.

Affected Systems and Versions

Product: Security Access Manager
Vendor: IBM
Affected Versions: 9.0.1, 9.0.2, 9.0.3, 9.0.4, 9.0.5, 9.0.6

Exploitation Mechanism

Attackers can exploit the lack of proper certificate validation to intercept communication and impersonate trusted entities.

Mitigation and Prevention

Immediate Steps to Take

Apply official fixes provided by IBM for the affected versions.
Monitor network traffic for any signs of unauthorized access.
Educate users about the risks of man-in-the-middle attacks.

Long-Term Security Practices

Regularly update and patch software to address security vulnerabilities.
Implement secure communication protocols to prevent interception.

Patching and Updates

Ensure all systems running IBM Security Access Manager are updated with the latest patches and security fixes.