FortiOS 5.0.x before 5.0.12 and 5.2.x before 5.2.4 supports anonymous, export, RC4, and possibly other weak ciphers when using TLS to connect to FortiGuard servers, which allows man-in-the-middle attackers to spoof TLS content by modifying packets.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Fortios | — | Upgrade to the latest version of FortiOS | May 15, 2017 | Aug 11, 2015 |
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