BIG-IP
CVE-2025-58424: BIG-IP TMM vulnerability
On BIG-IP systems, undisclosed traffic can cause data corruption and unauthorized data modification in protocols which do not have message integrity protection.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityMEDIUMCVSS 4.0 6.3
EPSS0.25%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| BIG-IP 17.5 | Not affected |
| BIG-IP 17.1 | 17.1.2.2 or later |
| BIG-IP 16.1 | 16.1.6 or later |
| BIG-IP 15.1 | 15.1.10.8 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
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.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 12 Oct 2026.