CVE-2019-4654 : Exploit Details and Defense Strategies

IBM QRadar versions 7.3.0 to 7.3.3 Patch 2 are affected by a certificate validation flaw that could be exploited by attackers. This vulnerability allows for potential man-in-the-middle attacks.

Understanding CVE-2019-4654

This CVE involves a flaw in the certificate validation process of IBM QRadar versions 7.3.0 to 7.3.3 Patch 2, potentially enabling attackers to deceive trusted entities.

What is CVE-2019-4654?

The certificate validation process in IBM QRadar versions 7.3.0 to 7.3.3 Patch 2 is flawed, allowing attackers to perform man-in-the-middle attacks.

The Impact of CVE-2019-4654

Attack Complexity: High
Attack Vector: Network
Base Score: 3.7 (Low Severity)
Exploit Code Maturity: Unproven
Confidentiality Impact: Low
Integrity Impact: None
User Interaction: None
Vector String: CVSS:3.0/C:L/AC:H/PR:N/UI:N/AV:N/I:N/A:N/S:U/RC:C/RL:O/E:U

Technical Details of CVE-2019-4654

Vulnerability Description

The flaw in certificate validation in IBM QRadar versions 7.3.0 to 7.3.3 Patch 2 allows for potential man-in-the-middle attacks.

Affected Systems and Versions

Product: QRadar
Vendor: IBM
Affected Versions: 7.3.0, 7.3.3 Patch 2

Exploitation Mechanism

Attackers can exploit this vulnerability to deceive trusted entities through man-in-the-middle attacks.

Mitigation and Prevention

Immediate Steps to Take

Apply official fixes provided by IBM for affected versions.
Monitor network traffic for any signs of unauthorized access.
Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

Regularly update and patch software to address security vulnerabilities.
Conduct security training for employees to raise awareness of potential threats.

Patching and Updates

Ensure that all systems running IBM QRadar are updated with the latest patches to mitigate the risk of exploitation.