CVE-2020-4638 : Security Advisory and Response

IBM API Connect's API Manager 2018.4.1.0 through 2018.4.1.12 is vulnerable to privilege escalation, allowing invitees to an API Provider organization to manipulate the invitation link for privilege escalation.

Understanding CVE-2020-4638

IBM API Connect's API Manager version 2018.4.1.0 through 2018.4.1.12 is affected by a privilege escalation vulnerability.

What is CVE-2020-4638?

CVE-2020-4638 is a vulnerability in IBM API Connect's API Manager versions 2018.4.1.0 through 2018.4.1.12 that allows invitees to an API Provider organization to escalate their privileges by manipulating the invitation link.

The Impact of CVE-2020-4638

The vulnerability has a CVSS base score of 7.2 (High severity) with a high impact on confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2020-4638

IBM API Connect's API Manager version 2018.4.1.0 through 2018.4.1.12 is susceptible to privilege escalation.

Vulnerability Description

Privilege escalation vulnerability in IBM API Connect's API Manager versions 2018.4.1.0 through 2018.4.1.12.

Affected Systems and Versions

Product: API Connect
Vendor: IBM
Vulnerable Versions: 2018.4.1.0, 2018.4.12

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
Exploit Code Maturity: Unproven
User Interaction: None

Mitigation and Prevention

Immediate Steps to Take:

Apply the official fix provided by IBM.
Monitor for any unauthorized privilege escalations. Long-Term Security Practices:
Regularly review and update access control policies.
Educate users on the importance of secure invitation practices.
Conduct security training for all personnel.

Patching and Updates

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