CVE-2021-22499 : Exploit Details and Defense Strategies

This article provides an overview of CVE-2021-22499, a Persistent Cross-Site Scripting vulnerability in Micro Focus Application Performance Management versions 9.40, 9.50, and 9.51.

Understanding CVE-2021-22499

CVE-2021-22499 is a security vulnerability identified in Micro Focus Application Performance Management products that could enable a Persistent Cross-Site Scripting attack.

What is CVE-2021-22499?

The CVE-2021-22499 vulnerability is a Persistent Cross-Site Scripting issue present in versions 9.40, 9.50, and 9.51 of Micro Focus Application Performance Management. This flaw could be exploited by attackers to conduct persistent XSS attacks.

The Impact of CVE-2021-22499

This vulnerability poses a significant risk as it allows malicious actors to inject and execute malicious scripts, steal sensitive data, and compromise user sessions within the affected application.

Technical Details of CVE-2021-22499

CVE-2021-22499 involves a Persistent Cross-Site Scripting vulnerability within the Micro Focus Application Performance Management product. Here are some technical details:

Vulnerability Description

The vulnerability enables attackers to inject malicious scripts persistently, leading to Cross-Site Scripting attacks on the application.

Affected Systems and Versions

Micro Focus Application Performance Management versions 9.40, 9.50, and 9.51 are affected by CVE-2021-22499.

Exploitation Mechanism

The exploit involves injecting malicious scripts into the application, allowing attackers to execute arbitrary code and manipulate user sessions.

Mitigation and Prevention

To address CVE-2021-22499, users and organizations should take immediate steps to mitigate the risk and prevent further exploitation.

Immediate Steps to Take

Update the affected Micro Focus Application Performance Management software to the latest secure version.
Apply security patches provided by the vendor to remediate the vulnerability.
Implement network security measures to block Cross-Site Scripting attacks.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments to identify and address security weaknesses.
Train developers and administrators on secure coding practices and application security.
Monitor applications for unusual behavior or signs of malicious activity.

Patching and Updates

Regularly check for security updates and patches released by Micro Focus for Application Performance Management to protect against known vulnerabilities.