CVE-2021-20343 : Security Advisory and Response

IBM Jazz Foundation and IBM Engineering products are vulnerable to server-side request forgery (SSRF), potentially leading to network enumeration or other attacks. This CVE was published on June 1, 2021, with a CVSS score of 5.4.

Understanding CVE-2021-20343

This section will cover the impact, technical details, and mitigation strategies related to CVE-2021-20343.

What is CVE-2021-20343?

The vulnerability in IBM products allows an authenticated attacker to send unauthorized requests, posing a risk of network enumeration and other potential attacks.

The Impact of CVE-2021-20343

The SSRF vulnerability could be exploited by an attacker to launch unauthorized requests from the affected system, potentially leading to security breaches and unauthorized access.

Technical Details of CVE-2021-20343

Below are the technical details associated with CVE-2021-20343.

Vulnerability Description

IBM Jazz Foundation and IBM Engineering products are prone to SSRF, enabling an attacker to make unauthorized requests from the system.

Affected Systems and Versions

The affected IBM products include Engineering Test Management, Rational Quality Manager, Rational Rhapsody Model Manager, Rational DOORS Next Generation, Engineering Lifecycle Optimization, Rational Collaborative Lifecycle Management, and Rational Engineering Lifecycle Manager.

Exploitation Mechanism

The vulnerability allows an authenticated attacker to exploit SSRF, potentially leading to network enumeration and other security risks.

Mitigation and Prevention

To mitigate the risk associated with CVE-2021-20343, the following steps are recommended.

Immediate Steps to Take

Apply the official fix provided by IBM to patch the vulnerability.

Long-Term Security Practices

Regularly update and patch IBM products to protect against known vulnerabilities.

Patching and Updates

Stay informed about security bulletins and updates from IBM to apply necessary patches in a timely manner.