CVE-2025-60016: BIG-IP SSL/TLS vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-10-15 · updated 2026-10-18
Weakness: CWE-119

Description

When Diffie-Hellman (DH) group Elliptic Curve Cryptography (ECC) Brainpool curves are configured in an SSL profile's Cipher Rule or Cipher Group, and that profile is applied to a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected products

F5 BIG-IP Next CNF: from 1.1.0 before 1.4.0 — fixed in 1.4.0
F5 BIG-IP Next SPK: from 1.7.0 through 1.9.2

How to fix

Upgrade to a fixed version: F5 BIG-IP Next CNF 1.4.0. Check the vendor advisory for mitigations.

References

https://my.f5.com/manage/s/article/K000139514

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