CVE-2025-58424

BIG-IP TMM vulnerability

State: Published
Severity: 6.3 Medium
Published: Oct 15, 2025
Updated: Feb 26, 2026
Reserved: Oct 3, 2025

Description

On BIG-IP systems, undisclosed traffic can cause data corruption and unauthorized data modification in protocols which do not have message integrity protection. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Scores

CVSS	Score	Vector	Source
4.0	6.3 Medium	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N	f5
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	f5

Weaknesses

CWE-340 Generation of Predictable Numbers or Identifiers

Affected Products

Product	Versions
BIG-IPF5	17.5.0 and laterNot affected 17.1.0 to before 17.1.2.2Affected 16.1.0 to before 16.1.6Affected 15.1.0 to before 15.1.10.8Affected

References

https://my.f5.com/manage/s/article/K000151297vendor-advisory

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