CVE-2021-20447 : Vulnerability Insights and Analysis

IBM Jazz Foundation Products are vulnerable to cross-site scripting which can lead to potential credential disclosure. This CVE was published on March 29, 2021, by IBM.

Understanding CVE-2021-20447

This CVE affects various IBM products like Rational Engineering Lifecycle Manager, Rational Team Concert, Engineering Workflow Management, and Engineering Lifecycle Optimization. The vulnerability allows users to inject arbitrary JavaScript code into the Web UI.

What is CVE-2021-20447?

The vulnerability in IBM Jazz Foundation Products enables cross-site scripting, permitting users to insert malicious JavaScript code into the Web UI. This manipulation can compromise the intended functionality, potentially exposing sensitive credentials within a trusted session.

The Impact of CVE-2021-20447

The impact of this CVE is rated with a CVSSv3 base score of 5.4, categorizing it as a medium severity issue. The exploit code maturity is high, and user interaction is required for the attack.

Technical Details of CVE-2021-20447

In this section, we explore specific technical details of the CVE.

Vulnerability Description

The vulnerability in IBM Jazz Foundation Products allows attackers to conduct cross-site scripting attacks by injecting malicious JavaScript code into the Web UI.

Affected Systems and Versions

The products affected by CVE-2021-20447 include Rational Engineering Lifecycle Manager (versions 6.0.2, 6.0.6, 6.0.6.1), Rational Team Concert (versions 6.0.2, 6.0.6, 6.0.6.1), Engineering Workflow Management (versions 7.0, 7.0.1, 7.0.2), and Engineering Lifecycle Optimization (versions 7.0, 7.0.1, 7.0.2).

Exploitation Mechanism

The vulnerability can be exploited through low complexity network attacks, requiring low privileges but with high exploit code maturity and user interaction.

Mitigation and Prevention

To address CVE-2021-20447, consider the following mitigation strategies.

Immediate Steps to Take

Users are advised to apply official fixes provided by IBM to vulnerable products and versions. Additionally, ensure that users do not execute arbitrary JavaScript code within the Web UI.

Long-Term Security Practices

Implement secure coding practices, perform regular security assessments, and educate users about the risks associated with cross-site scripting vulnerabilities.

Patching and Updates

Regularly monitor vendor security bulletins and apply patches or updates for the affected IBM Jazz Foundation Products to eliminate the cross-site scripting vulnerability.