high
Barracuda Networks Email Security Gateway: Code execution possible
CERT-Bund (BSI) reports one vulnerability in Barracuda Networks Email Security Gateway with severity high. The stated impact is code execution. The full description, affected versions and recommended action are available from CERT-Bund (BSI).
What this means for you
An attacker can run their own code on the system. The first question is reachability from the internet — if it is given, the update belongs ahead of the regular maintenance window.
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