🛡️ CVE-2025-55670 — big-ip-next-cloud-native-network-functio

🟡 CVSS 6.5 — Medium ✅ No Known Exploit CWE-770 NVD
6.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

On BIG-IP Next CNF, BIG-IP Next SPK, and BIG-IP Next for Kubernetes systems, repeated undisclosed API calls can cause the Traffic Management Microkernel (TMM) to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2025-55670 is classified as CWE-770: Allocation of Resources Without Limits. Resources are allocated on request with no cap, so a client can exhaust them.

Affected software

CVE-2025-55670 is recorded against 3 packages.

  • big-ip-next-cloud-native-network-functions (from 1.1.0 up to 1.4.1)
  • big-ip-next-for-kubernetes
  • big-ip-next-service-proxy-for-kubernetes (from 1.7.0 up to 1.9.2)

Timeline and source

Published on 15 October 2025 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

my.f5.com

Details

Severity MEDIUM
CVSS Score 6.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE CWE-770
Public Exploit ✅ No
Source NVD
Published 2025-10-15
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
big-ip-next-cloud-native-network-functions 1.1.0 1.4.1
big-ip-next-for-kubernetes — —
big-ip-next-service-proxy-for-kubernetes 1.7.0 1.9.2

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