CVE-2021-22974 : Exploit Details and Defense Strategies
Learn about CVE-2021-22974 affecting F5 BIG-IP and BIG-IQ products, enabling attackers to escalate privileges. Take immediate action to secure systems.
A detailed article about the CVE-2021-22974 vulnerability affecting BIG-IP and BIG-IQ products by F5.
Understanding CVE-2021-22974
This CVE impacts BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6, and all versions of BIG-IQ 7.x and 6.x.
What is CVE-2021-22974?
An authenticated attacker exploiting a race condition in iControl REST over the control plane can execute commands with elevated privileges on the affected systems. This vulnerability is a result of an incomplete fix for a previous CVE.
The Impact of CVE-2021-22974
The vulnerability allows attackers to escalate their privileges, potentially leading to unauthorized access, data theft, or further compromise of the affected systems.
Technical Details of CVE-2021-22974
This section outlines the specific technical aspects of the vulnerability.
Vulnerability Description
The CVE allows an authenticated attacker to exploit a race condition, granting them the ability to execute commands with elevated privileges.
Affected Systems and Versions
BIG-IP version 16.0.x, 15.1.x, 14.1.x, and 13.1.x, along with all versions of BIG-IQ 7.x and 6.x, are affected by this vulnerability.
Exploitation Mechanism
The vulnerability stems from a race condition in iControl REST over the control plane, providing attackers with an opportunity to execute malicious commands.
Mitigation and Prevention
Discover essential steps to secure systems against CVE-2021-22974.
Immediate Steps to Take
Organizations should apply security patches promptly and restrict access to the iControl REST interface to mitigate the risk of exploitation.
Long-Term Security Practices
Implement robust access controls, regularly monitor and audit system activity, and stay informed about security updates and best practices.
Patching and Updates
Ensure timely application of vendor-released patches and updates to address known vulnerabilities and enhance the overall security posture of the affected systems.