Under non-default configuration, a stack-based buffer overflow in FortiOS version 6.0.10 and below, version 5.6.12 and below may allow a remote attacker authenticated to the SSL VPN to crash the FortiClient NAC daemon (fcnacd) and potentially execute arbitrary code via requesting a large FortiClient file name. We are not aware of proof of concept code successfully achieving the latter.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Fortios | — | Upgrade Fortinet FortiOS to version 5.6.13Upgrade Fortinet FortiOS to version 6.0.11 | Jan 27, 2025 | Dec 19, 2024 |
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