CVE-2021-22986
F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution Vulnerability
MITRE ATT&CK techniques
How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.
Summary
F5 BIG-IP and BIG-IQ Centralized Management contain a remote code execution vulnerability in the iControl REST interface that allows unauthenticated attackers with network access to execute system commands, create or delete files, and disable services.
Affected software
Vendor: F5 · Product: BIG-IP and BIG-IQ Centralized Management
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in F5
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2020-5902 | F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution Vulnera | 100.0% | Yes |
| CVE-2022-1388 | F5 BIG-IP Missing Authentication Vulnerability | 100.0% | Yes |
| CVE-2023-46747 | F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability | 96.5% | Yes |
| CVE-2021-22991 | F5 BIG-IP Traffic Management Microkernel Buffer Overflow | 61.1% | Yes |
| CVE-2023-46748 | F5 BIG-IP Configuration Utility SQL Injection Vulnerability | 4.5% | Yes |
| CVE-2025-53521 | F5 BIG-IP Stack-Based Buffer Overflow Vulnerability | 2.2% | Yes |
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