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CVE-2025-59781

BIG-IP DNS cache vulnerability

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 17.1.2.2, 16.1.6, 15.1.10.8, 1.4.0-EHF-3
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

When DNS cache is configured on a BIG-IP or BIG-IP Next CNF virtual server, undisclosed DNS queries can cause an increase in memory resource utilization.   Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • F5 BIG-IP

    From 17.1.0 · fixed in 17.1.2.2; From 16.1.0 · fixed in 16.1.6; From 15.1.0 · fixed in 15.1.10.8

  • F5 BIG-IP Next CNF

    From 1.1.0 · fixed in 1.4.0-EHF-3

References 1

my.f5.com