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High8.2F5

High [CVE-2021-23012] On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.3, 14.1.x before 14.1.4, and 13.1.x before 13.1.4, lack of input…

This high-severity F5 advisory covers CVE-2021-23012 affecting BIG-IP.

CVE-2021-23012 Published May 10, 2021Updated by vendor Jun 17, 2026
Related products & platforms
F5BIG-IP
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Summary

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.3, 14.1.x before 14.1.4, and 13.1.x before 13.1.4, lack of input validation for items used in the system support functionality may allow users granted either "Resource Administrator" or "Administrator" roles to execute arbitrary bash commands on BIG-IP.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected versions
  • 16.0.x
  • 15.1.x
  • 14.1.x
  • 13.1.x

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

Fixed versions
  • 16.0.1.1
  • 15.1.3
  • 14.1.4
  • 13.1.4

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

Mitigation

Upgrade to a fixed release: 16.0.1.1, 15.1.3, 14.1.4, 13.1.4. 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

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