BIG-IP
CVE-2025-61958: BIG-IP TMSH vulnerability
A vulnerability exists in the iHealth command that may allow an authenticated attacker with at least a resource administrator role to bypass tmsh restrictions and gain access to a bash shell.
Published
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 | 17.5.1.1 or later |
| BIG-IP 17.1 | 17.1.3 or later |
| BIG-IP 16.1 | 16.1.6.1 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
A vulnerability exists in the iHealth command that may allow an authenticated attacker with at least a resource administrator role to bypass tmsh restrictions and gain access to a bash shell. For BIG-IP systems running in Appliance mode, a successful exploit can allow the attacker to cross a security boundary. 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.