CVE-2021-36173 | Fortinet FortiOS up to 6.0.13/6.2.9/6.4.6/7.0.1 Firmware Signature Verification heap-based overflow (FG-IR-21-115 / Nessus ID 209816)
A vulnerability has been found in Fortinet FortiOS up to 6.0.13/6.2.9/6.4.6/7.0.1 and classified as critical. Affected by this vulnerability is an unknown functionality of the component Firmware Signature Verification Handler. The manipulation leads to heap-based buffer overflow.
This vulnerability is known as CVE-2021-36173. Access to the local network is required for this attack. There is no exploit available.