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Critical9.8F5 Exploited CISA KEV

Critical [CVE-2021-22986] 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…

This critical-severity F5 advisory covers CVE-2021-22986 affecting BIG-IP, BIG-IQ.

CVE-2021-22986 Published Mar 31, 2021Updated by vendor Jun 17, 2026
Affected products & platforms
F5BIG-IPBIG-IQ
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Summary

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.

CISA Known Exploited Vulnerability

Listed:
Nov 3, 2021 · federal remediation due Nov 17, 2021
Required action:
Apply updates per vendor instructions.
Ransomware use:
Known

KEV is a prioritization signal from CISA — remediation detail still comes from the vendor advisory.

Affected versions
  • 16.0.x
  • 15.1.x
  • 14.1.x
  • 13.1.x
  • 12.1.x
  • 7.1.0.x
  • 7.0.0.x

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions
  • 16.0.1.1
  • 15.1.2.1
  • 14.1.4
  • 13.1.3.6
  • 12.1.5.3
  • 7.1.0.3
  • 7.0.0.2

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation

Upgrade to a fixed release: 16.0.1.1, 15.1.2.1, 14.1.4, 13.1.3.6, 12.1.5.3, 7.1.0.3. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Discussion(0)

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