Insufficient validation logic in Fortisandbox sniffer's max file size


An improper input validation vulnerability in the sniffer interface of FortiSandbox may allow an authenticated attacker to silently halt the sniffer via specifically crafted requests.

Affected Products

FortiSandbox 3.2.1 and below.
FortiSandbox 3.1.4 and below.


Upgrade to version 3.2.2. Upgrade to version 4.0.1.


Internally discovered and reported by Giuseppe Cocomazzi of Fortinet Product Security Team.