A improper verification of cryptographic signature vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4.0 through 7.4.10, FortiProxy 7.2.0 through 7.2.14, FortiProxy 7.0.0 through 7.0.21, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML response message.
Weakness
The product does not verify, or incorrectly verifies, the cryptographic signature for data.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Fortiproxy | Fortinet | 7.0.0 (including) | 7.0.22 (excluding) |
| Fortiproxy | Fortinet | 7.2.0 (including) | 7.2.15 (excluding) |
| Fortiproxy | Fortinet | 7.4.0 (including) | 7.4.11 (excluding) |
| Fortiproxy | Fortinet | 7.6.0 (including) | 7.6.4 (excluding) |
| Fortiswitchmanager | Fortinet | 7.0.0 (including) | 7.0.6 (excluding) |
| Fortiswitchmanager | Fortinet | 7.2.0 (including) | 7.2.7 (excluding) |
| Fortios | Fortinet | 7.0.0 (including) | 7.0.18 (excluding) |
| Fortios | Fortinet | 7.2.0 (including) | 7.2.12 (excluding) |
| Fortios | Fortinet | 7.4.0 (including) | 7.4.9 (excluding) |
| Fortios | Fortinet | 7.6.0 (including) | 7.6.4 (excluding) |