This article explains that the Sophos XG Firewall is not affected by CVE-2018-5389, a vulnerability with IPsec Internet Key Exchange (IKE) v1.
The following sections are covered:
Applies to the following Sophos products and versions
The Sophos XG Firewall is not affected by this vulnerability. Using low entropy pre-shared-keys (PSK) is always risky, and customers should use long, complex PSKs. Otherwise please use certificates or RSA keys instead.
Sophos XG Firewalls on SFOS v17 and above should use IKEv2 to further enhance security.
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