Application Layer Gateway (ALG) Security Requirements Guide (SRG)
Rules, Groups, and Values defined within the XCCDF Benchmark
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The ALG providing content filtering must protect against known and unknown types of Denial of Service (DoS) attacks by employing rate-based attack prevention behavior analysis.
<VulnDiscussion>If the network does not provide safeguards against DoS attacks, network resources will be unavailable to users. Installation...Rule Medium Severity -
SRG-NET-000362-ALG-000155
<GroupDescription></GroupDescription>Group -
The ALG providing content filtering must protect against or limit the effects of known and unknown types of Denial of Service (DoS) attacks by employing pattern recognition pre-processors.
<VulnDiscussion>If the network does not provide safeguards against DoS attacks, network resources will be unavailable to users. Installation...Rule Medium Severity -
SRG-NET-000362-ALG-000126
<GroupDescription></GroupDescription>Group -
The ALG providing content filtering must protect against known types of Denial of Service (DoS) attacks by employing signatures.
<VulnDiscussion>If the network does not provide safeguards against DoS attacks, network resources will be unavailable to users. Installatio...Rule Medium Severity -
SRG-NET-000192-ALG-000121
<GroupDescription></GroupDescription>Group -
The ALG providing content filtering must block outbound traffic containing known and unknown DoS attacks to protect against the use of internal information systems to launch any Denial of Service (DoS) attacks against other networks or endpoints.
<VulnDiscussion>DoS attacks can take multiple forms but have the common objective of overloading or blocking a network or host to deny or ser...Rule Medium Severity -
SRG-NET-000364-ALG-000122
<GroupDescription></GroupDescription>Group -
SRG-NET-000365-ALG-000123
<GroupDescription></GroupDescription>Group -
The ALG must fail securely in the event of an operational failure.
<VulnDiscussion>If a boundary protection device fails in an unsecure manner (open), information external to the boundary protection device ma...Rule Medium Severity
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