CVE-2019-4052 : Vulnerability Insights and Analysis

IBM API Connect versions 2018.1 and 2018.4.1.2 have a vulnerability that allows unauthenticated users to access login ids of registered users.

Understanding CVE-2019-4052

The IBM API Connect versions 2018.1 and 2018.4.1.2 are affected by a security vulnerability that could be exploited by unauthenticated users.

What is CVE-2019-4052?

The vulnerability in IBM API Connect versions 2018.1 and 2018.4.1.2 enables unauthorized users to retrieve login IDs of registered users.

The Impact of CVE-2019-4052

CVSS Base Score: 8.2 (High)
CVSS Vector: CVSS:3.0/C:H/I:L/S:U/AV:N/PR:N/AC:L/UI:N/A:N/RC:C/RL:O/E:U
Confidentiality Impact: High
Integrity Impact: Low
Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Exploit Code Maturity: Unproven
Remediation Level: Official Fix
Report Confidence: Confirmed
Temporal Score: 7.1 (High)

Technical Details of CVE-2019-4052

Vulnerability Description

The vulnerability allows unauthenticated users to discover login IDs of registered users in IBM API Connect versions 2018.1 and 2018.4.1.2.

Affected Systems and Versions

Affected Product: API Connect
Vendor: IBM
Affected Versions: 2018.1, 2018.4.1.2

Exploitation Mechanism

The vulnerability can be exploited by unauthenticated users leveraging the APIs in the affected IBM API Connect versions.

Mitigation and Prevention

Immediate Steps to Take

Apply the official fix provided by IBM for the affected versions.
Monitor for any unauthorized access to login IDs.

Long-Term Security Practices

Implement strong authentication mechanisms.
Regularly update and patch software to prevent vulnerabilities.

Patching and Updates

Ensure that all systems running IBM API Connect are updated with the latest patches and security fixes.