Critical severity9.8CISA KEVNVD Advisory· Published Mar 31, 2021· Updated Jun 17, 2026

CVE-2021-22986

Description

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.1.x before 12.1.5.3 amd BIG-IQ 7.1.0.x before 7.1.0.3 and 7.0.0.x before 7.0.0.2, the iControl REST interface has an unauthenticated remote command execution vulnerability. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

F5/BIG-IPdescription
F5, Inc./Big IPllm-fuzzy
Range: 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.1.x before 12.1.5.3
F5, Inc./BIG-IQllm-fuzzy
Range: 7.1.0.x before 7.1.0.3 and 7.0.0.x before 7.0.0.2

Patches

Vulnerability mechanics

References

packetstormsecurity.com/files/162059/F5-iControl-Server-Side-Request-Forgery-Remote-Command-Execution.htmlnvdExploitThird Party AdvisoryVDB Entry
packetstormsecurity.com/files/162066/F5-BIG-IP-16.0.x-Remote-Code-Execution.htmlnvdExploitThird Party AdvisoryVDB Entry
support.f5.com/csp/article/K03009991nvdVendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource

News mentions

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cvss	0.637
epss	0.080
exploit	0.030
kev	0.120
patch	0.000
ransomware	0.060