PT-2025-42335 · F5 · Big-Ip Next Spk+2

Published 2025-10-15 · Updated 2025-10-15 · CVE-2025-55670

Positive Technologies (AI Summary)

CVSS v4.0

7.1

High

Base vector

AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions BIG-IP Next CNF, BIG-IP Next SPK, and BIG-IP Next for Kubernetes (affected versions not specified)

Description Repeated undisclosed API calls can cause the Traffic Management Microkernel (TMM) to terminate. The affected systems include BIG-IP Next CNF, BIG-IP Next SPK, and BIG-IP Next for Kubernetes.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

CVE-2025-55670

Affected Products

Big-Ip Next Cnf

Big-Ip Next Spk

Big-Ip Next For Kubernetes

References · 4

• https://my.f5.com/manage/s/article/K000154614 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-55670 · Security Note
• https://osv.dev/vulnerability/CVE-2025-55670 · Vendor Advisory
• https://twitter.com/CVEnew/status/1978545080396038277 · Twitter Post