CVE-2019-4621 Explained : Impact and Mitigation

IBM DataPower Gateway versions 7.6.0.0-7.6.0.14 and 2018.4.1.0-2018.4.1.5 have a default administrator account vulnerability when the IPMI LAN channel is enabled, allowing unauthorized access.

Understanding CVE-2019-4621

This CVE involves a security vulnerability in IBM DataPower Gateway that could be exploited by attackers to gain unauthorized access.

What is CVE-2019-4621?

The default administrator account in IBM DataPower Gateway versions 7.6.0.0-7.6.0.14 and 2018.4.1.0-2018.4.1.5 is enabled when the IPMI LAN channel is enabled. Attackers with remote access to the BMC can exploit this account for unauthorized access.

The Impact of CVE-2019-4621

CVSS Score: 8.1 (High)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Exploit Code Maturity: Unproven
This vulnerability has a significant impact on the confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2019-4621

Vulnerability Description

The default administrator account in IBM DataPower Gateway versions is enabled when the IPMI LAN channel is enabled, posing a security risk for unauthorized access.

Affected Systems and Versions

Affected Versions: 7.6.0.0, 7.6.0.14, 2018.4.1.0, 2018.4.1.5

Exploitation Mechanism

Attackers gaining remote access to the BMC can exploit the default administrator account to gain unauthorized access to IBM DataPower Gateway.

Mitigation and Prevention

Immediate Steps to Take

Disable the default administrator account if not required
Ensure the IPMI LAN channel is not enabled unless necessary
Monitor and restrict remote access to the BMC

Long-Term Security Practices

Regularly update and patch IBM DataPower Gateway
Implement strong access controls and authentication mechanisms

Patching and Updates

Apply official fixes and updates provided by IBM to address this vulnerability.