CVE-2021-23041 Explained : Impact and Mitigation
Get insights into CVE-2021-23041, a critical DOM-based cross-site scripting (XSS) vulnerability in BIG-IP software allowing attackers to execute JavaScript as the logged-in user.
A vulnerability, identified as CVE-2021-23041, exists in BIG-IP software versions 16.0.x, 15.1.x, 14.1.x, 13.1.x, and 12.1.x. This vulnerability allows an attacker to execute JavaScript within the context of the logged-in user on an undisclosed page of the BIG-IP Configuration utility.
Understanding CVE-2021-23041
This section provides insights into the nature and impact of the CVE-2021-23041 vulnerability.
What is CVE-2021-23041?
The CVE-2021-23041 vulnerability is a DOM-based cross-site scripting (XSS) issue found in BIG-IP software. It enables malicious actors to run JavaScript code as the current user.
The Impact of CVE-2021-23041
The impact of CVE-2021-23041 is significant as it allows attackers to execute unauthorized scripts in the context of authenticated users, potentially leading to data theft or unauthorized operations.
Technical Details of CVE-2021-23041
Explore the technical aspects of the CVE-2021-23041 vulnerability including affected systems, versions, and exploitation methods.
Vulnerability Description
The vulnerability in BIG-IP software versions 16.0.x, 15.1.x, 14.1.x, 13.1.x, and 12.1.x permits attackers to conduct XSS attacks through an undisclosed page in the BIG-IP Configuration utility.
Affected Systems and Versions
BIG-IP versions 16.0.x before 16.0.1.2, 15.1.x before 15.1.3, 14.1.x before 14.1.4.2, 13.1.x before 13.1.4.1, and all versions of 12.1.x are vulnerable to this exploit.
Exploitation Mechanism
The vulnerability leverages a DOM-based XSS technique to execute JavaScript code within the confines of the authenticated user, enabling unauthorized access.
Mitigation and Prevention
Learn how to address and prevent the CVE-2021-23041 vulnerability to bolster system security.
Immediate Steps to Take
Prompt actions should be taken to mitigate the risk, including applying patches and security measures.
Long-Term Security Practices
Implement long-term security practices such as regular security audits, training sessions, and monitoring for suspicious activities.
Patching and Updates
Ensure that systems are regularly updated with the latest security patches provided by the vendor to prevent exploitation of known vulnerabilities.