CVE-2025-61958
BIG-IP TMSH vulnerability
- State
- Published
- Severity
- 8.5 High
- Published
- Oct 15, 2025
- Updated
- Feb 26, 2026
- Reserved
- Oct 3, 2025
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | f5 |
| 3.1 | 8.7 High | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N | f5 |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N | f5 |
Weaknesses
- CWE-250 Execution with Unnecessary Privileges
Affected Products
| Product | Versions |
|---|---|
BIG-IPF5 |
|
References
- https://my.f5.com/manage/s/article/K000154647vendor-advisory
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