I - Mission Critical Classified
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000132
<GroupDescription></GroupDescription>Group -
The Remote Access VPN Gateway must be configured to prohibit Point-to-Point Tunneling Protocol (PPTP) and L2F.
<VulnDiscussion>The PPTP and L2F are obsolete method for implementing virtual private networks. Both protocols may be easy to use and readily...Rule Medium Severity -
SRG-NET-000132
<GroupDescription></GroupDescription>Group -
For site-to-site VPN implementations, the L2TP protocol must be blocked or denied at the security boundary with the private network so unencrypted L2TP packets cannot traverse into the private network of the enclave.
<VulnDiscussion>Unlike GRE (a simple encapsulating header) L2TP is a full-fledged communications protocol with control channel, data channels...Rule Medium Severity -
SRG-NET-000138
<GroupDescription></GroupDescription>Group -
The VPN Gateway must uniquely identify and authenticate organizational users (or processes acting on behalf of organizational users).
<VulnDiscussion>To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...Rule Medium Severity -
SRG-NET-000140
<GroupDescription></GroupDescription>Group -
The VPN Gateway must use multifactor authentication (e.g., DoD PKI) for network access to non-privileged accounts.
<VulnDiscussion>To assure accountability and prevent unauthenticated access, non-privileged users must utilize multifactor authentication to ...Rule High Severity -
SRG-NET-000145
<GroupDescription></GroupDescription>Group -
The VPN Client must implement multifactor authentication for network access to nonprivileged accounts such that one of the factors is provided by a device separate from the system gaining access.
<VulnDiscussion>Using an authentication device, such as a common access card (CAC) or token that is separate from the information system, ens...Rule Medium Severity
Node 2
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