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II - Mission Support Sensitive

Rules and Groups employed by this XCCDF Profile

  • SRG-APP-000266-WSR-000160

    <GroupDescription></GroupDescription>
    Group
  • Debugging and trace information used to diagnose the IIS 10.0 website must be disabled.

    &lt;VulnDiscussion&gt;Setting compilation debug to false ensures detailed error information does not inadvertently display during live application ...
    Rule Medium Severity
  • SRG-APP-000295-WSR-000012

    <GroupDescription></GroupDescription>
    Group
  • The Idle Time-out monitor for each IIS 10.0 website must be enabled.

    &lt;VulnDiscussion&gt;The idle time-out attribute controls the amount of time a worker process will remain idle before it shuts down. A worker proc...
    Rule Medium Severity
  • SRG-APP-000295-WSR-000134

    <GroupDescription></GroupDescription>
    Group
  • The IIS 10.0 websites connectionTimeout setting must be explicitly configured to disconnect an idle session.

    &lt;VulnDiscussion&gt;Leaving sessions open indefinitely is a major security risk. An attacker can easily use an already authenticated session to a...
    Rule Medium Severity
  • SRG-APP-000316-WSR-000170

    <GroupDescription></GroupDescription>
    Group
  • The IIS 10.0 website must provide the capability to immediately disconnect or disable remote access to the hosted applications.

    &lt;VulnDiscussion&gt;During an attack on the web server or any of the hosted applications, the system administrator may need to disconnect or disa...
    Rule Medium Severity
  • SRG-APP-000357-WSR-000150

    <GroupDescription></GroupDescription>
    Group
  • The IIS 10.0 website must use a logging mechanism configured to allocate log record storage capacity large enough to accommodate the logging requirements of the IIS 10.0 website.

    &lt;VulnDiscussion&gt;To make certain the logging mechanism used by the web server has sufficient storage capacity in which to write the logs, the ...
    Rule Medium Severity
  • SRG-APP-000383-WSR-000175

    <GroupDescription></GroupDescription>
    Group
  • The IIS 10.0 websites must use ports, protocols, and services according to Ports, Protocols, and Services Management (PPSM) guidelines.

    &lt;VulnDiscussion&gt;Web servers provide numerous processes, features, and functionalities that use TCP/IP ports. Some of these processes may be d...
    Rule Medium Severity
  • SRG-APP-000427-WSR-000186

    <GroupDescription></GroupDescription>
    Group
  • The IIS 10.0 website must only accept client certificates issued by DoD PKI or DoD-approved PKI Certification Authorities (CAs).

    &lt;VulnDiscussion&gt;The use of a DoD PKI certificate ensures clients the private website they are connecting to is legitimate, and is an essentia...
    Rule Medium Severity
  • SRG-APP-000429-WSR-000113

    <GroupDescription></GroupDescription>
    Group
  • The IIS 10.0 private website must employ cryptographic mechanisms (TLS) and require client certificates.

    &lt;VulnDiscussion&gt;TLS encryption is a required security setting for a private web server. Encryption of private information is essential to ens...
    Rule Medium Severity
  • SRG-APP-000439-WSR-000152

    <GroupDescription></GroupDescription>
    Group
  • IIS 10.0 website session IDs must be sent to the client using TLS.

    &lt;VulnDiscussion&gt;The HTTP protocol is a stateless protocol. To maintain a session, a session identifier is used. The session identifier is a p...
    Rule Medium Severity
  • SRG-APP-000439-WSR-000154

    <GroupDescription></GroupDescription>
    Group
  • Cookies exchanged between the IIS 10.0 website and the client must have cookie properties set to prohibit client-side scripts from reading the cookie data.

    &lt;VulnDiscussion&gt;A cookie can be read by client-side scripts easily if cookie properties are not set properly. By allowing cookies to be read ...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    <GroupDescription></GroupDescription>
    Group
  • The IIS 10.0 website must have a unique application pool.

    &lt;VulnDiscussion&gt;Application pools isolate sites and applications to address reliability, availability, and security issues. Sites and applica...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    <GroupDescription></GroupDescription>
    Group
  • The maximum number of requests an application pool can process for each IIS 10.0 website must be explicitly set.

    &lt;VulnDiscussion&gt;IIS application pools can be periodically recycled to avoid unstable states possibly leading to application crashes, hangs, o...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    <GroupDescription></GroupDescription>
    Group
  • The application pool for each IIS 10.0 website must have a recycle time explicitly set.

    &lt;VulnDiscussion&gt;Application pools can be periodically recycled to avoid unstable states possibly leading to application crashes, hangs, or me...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    <GroupDescription></GroupDescription>
    Group
  • The application pools rapid fail protection for each IIS 10.0 website must be enabled.

    &lt;VulnDiscussion&gt;Rapid fail protection is a feature that interrogates the health of worker processes associated with websites and web applicat...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    <GroupDescription></GroupDescription>
    Group
  • The application pools rapid fail protection settings for each IIS 10.0 website must be managed.

    &lt;VulnDiscussion&gt;Windows Process Activation Service (WAS) manages application pool configuration and may flag a worker process as unhealthy an...
    Rule Medium Severity
  • SRG-APP-000141-WSR-000087

    <GroupDescription></GroupDescription>
    Group
  • Interactive scripts on the IIS 10.0 web server must be located in unique and designated folders.

    &lt;VulnDiscussion&gt;CGI and ASP scripts represent one of the most common and exploitable means of compromising a web server. All CGI and ASP prog...
    Rule Medium Severity
  • SRG-APP-000141-WSR-000087

    <GroupDescription></GroupDescription>
    Group
  • Interactive scripts on the IIS 10.0 web server must have restrictive access controls.

    &lt;VulnDiscussion&gt;CGI is a programming standard for interfacing external applications with information servers, such as HTTP or web servers. CG...
    Rule Medium Severity
  • SRG-APP-000141-WSR-000087

    <GroupDescription></GroupDescription>
    Group
  • Backup interactive scripts on the IIS 10.0 server must be removed.

    &lt;VulnDiscussion&gt;Copies of backup files will not execute on the server, but they can be read by the anonymous user if special precautions are ...
    Rule Medium Severity
  • SRG-APP-000516-WSR-000174

    <GroupDescription></GroupDescription>
    Group
  • The required DoD banner page must be displayed to authenticated users accessing a DoD private website.

    &lt;VulnDiscussion&gt;A consent banner will be in place to inform prospective entrants the website they are about to enter is a DoD website and the...
    Rule Medium Severity

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