X509 certificate verification was not correctly implemented in the early access "user id" feature in the F5 BIG-IP Advanced Firewall Manager versions 13.0.0, 12.1.0-12.1.2, and 11.6.0-11.6.2, and thus did not properly validate the remote server's identity on certain versions of BIG-IP.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Jan 18, 2018 |
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