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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • WG360

    <GroupDescription></GroupDescription>
    Group
  • Symbolic links must not be used in the web content directory tree.

    &lt;VulnDiscussion&gt;A symbolic link allows a file or a directory to be referenced using a symbolic name raising a potential hazard if symbolic li...
    Rule High Severity
  • WG400

    <GroupDescription></GroupDescription>
    Group
  • All interactive programs (CGI) must be placed in a designated directory with appropriate permissions.

    &lt;VulnDiscussion&gt;CGI scripts represents one of the most common and exploitable means of compromising a web server. By definition, CGI are exec...
    Rule Medium Severity
  • WG110

    <GroupDescription></GroupDescription>
    Group
  • The number of allowed simultaneous requests must be set.

    &lt;VulnDiscussion&gt;Resource exhaustion can occur when an unlimited number of concurrent requests are allowed on a web site, facilitating a denia...
    Rule Medium Severity
  • WG170

    <GroupDescription></GroupDescription>
    Group
  • Each readable web document directory must contain either a default, home, index, or equivalent file.

    &lt;VulnDiscussion&gt;The goal is to completely control the web users experience in navigating any portion of the web document root directories. En...
    Rule Low Severity
  • WG230

    <GroupDescription></GroupDescription>
    Group
  • Web server administration must be performed over a secure path or at the local console.

    &lt;VulnDiscussion&gt;Logging into a web server remotely using an unencrypted protocol or service when performing updates and maintenance is a majo...
    Rule High Severity
  • WG240

    <GroupDescription></GroupDescription>
    Group
  • Logs of web server access and errors must be established and maintained

    &lt;VulnDiscussion&gt;A major tool in exploring the web site use, attempted use, unusual conditions, and problems are reported in the access and er...
    Rule Medium Severity
  • WG250

    <GroupDescription></GroupDescription>
    Group
  • Log file access must be restricted to System Administrators, Web Administrators or Auditors.

    &lt;VulnDiscussion&gt;A major tool in exploring the web site use, attempted use, unusual conditions, and problems are the access and error logs. In...
    Rule Medium Severity
  • WG260

    <GroupDescription></GroupDescription>
    Group
  • Only web sites that have been fully reviewed and tested must exist on a production web server.

    &lt;VulnDiscussion&gt;In the case of a production web server, areas for content development and testing will not exist, as this type of content is ...
    Rule Medium Severity
  • WG290

    <GroupDescription></GroupDescription>
    Group
  • Web client access to the content directories must be restricted to read and execute.

    &lt;VulnDiscussion&gt;Excessive permissions for the anonymous web user account are one of the most common faults contributing to the compromise of ...
    Rule High Severity
  • WG310

    <GroupDescription></GroupDescription>
    Group
  • A web site must not contain a robots.txt file.

    &lt;VulnDiscussion&gt;Search engines are constantly at work on the Internet. Search engines are augmented by agents, often referred to as spiders ...
    Rule Medium Severity
  • WG340

    <GroupDescription></GroupDescription>
    Group
  • A private web server must utilize an approved TLS version.

    &lt;VulnDiscussion&gt;Transport Layer Security (TLS) encryption is a required security setting for a private web server. Encryption of private inf...
    Rule Medium Severity
  • WG350

    <GroupDescription></GroupDescription>
    Group
  • A private web server will have a valid DoD server certificate.

    &lt;VulnDiscussion&gt;This check verifies that DoD is a hosted web site's CA. The certificate is actually a DoD-issued server certificate used by t...
    Rule Medium Severity
  • WG490

    <GroupDescription></GroupDescription>
    Group
  • Java software on production web servers must be limited to class files and the JAVA virtual machine.

    &lt;VulnDiscussion&gt;From the source code in a .java or a .jpp file, the Java compiler produces a binary file with an extension of .class. The .ja...
    Rule Low Severity
  • WG430

    <GroupDescription></GroupDescription>
    Group
  • Anonymous FTP user access to interactive scripts is prohibited.

    &lt;VulnDiscussion&gt;The directories containing the CGI scripts, such as PERL, must not be accessible to anonymous users via FTP. This applies to ...
    Rule Medium Severity
  • WG460

    <GroupDescription></GroupDescription>
    Group
  • PERL scripts must use the TAINT option.

    &lt;VulnDiscussion&gt;PERL (Practical Extraction and Report Language) is an interpreted language optimized for scanning arbitrary text files, extra...
    Rule Medium Severity
  • WG205

    <GroupDescription></GroupDescription>
    Group
  • The web document (home) directory must be in a separate partition from the web server’s system files.

    &lt;VulnDiscussion&gt;Application partitioning enables an additional security measure by securing user traffic under one security context, while ma...
    Rule Medium Severity
  • WG265

    <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 make prospective entrants aware that the website they are about to enter is a DoD web si...
    Rule Low Severity
  • WG140

    <GroupDescription></GroupDescription>
    Group
  • Private web servers must require certificates issued from a DoD-authorized Certificate Authority.

    &lt;VulnDiscussion&gt;Web sites requiring authentication within the DoD must utilize PKI as an authentication mechanism for web users. Information ...
    Rule Medium Severity
  • WG235

    <GroupDescription></GroupDescription>
    Group
  • Web Administrators must only use encrypted connections for Document Root directory uploads.

    &lt;VulnDiscussion&gt;Logging in to a web server via an unencrypted protocol or service, to upload documents to the web site, is a risk if proper e...
    Rule High Severity
  • WG237

    <GroupDescription></GroupDescription>
    Group
  • Remote authors or content providers must have all files scanned for viruses and malicious code before uploading files to the Document Root directory.

    &lt;VulnDiscussion&gt;Remote web authors should not be able to upload files to the Document Root directory structure without virus checking and che...
    Rule Medium Severity
  • WG242

    <GroupDescription></GroupDescription>
    Group
  • Log file data must contain required data elements.

    &lt;VulnDiscussion&gt;The use of log files is a critical component of the operation of the Information Systems (IS) used within the DoD, and they c...
    Rule Medium Severity
  • WG255

    <GroupDescription></GroupDescription>
    Group
  • Access to the web server log files must be restricted to administrators, web administrators, and auditors.

    &lt;VulnDiscussion&gt;A major tool in exploring the web site use, attempted use, unusual conditions, and problems are the access and error logs. In...
    Rule Medium Severity
  • WG342

    <GroupDescription></GroupDescription>
    Group
  • Public web servers must use TLS if authentication is required.

    &lt;VulnDiscussion&gt;Transport Layer Security (TLS) is optional for a public web server. However, if authentication is being performed, then the ...
    Rule Medium Severity
  • WG610

    <GroupDescription></GroupDescription>
    Group
  • Web sites must utilize ports, protocols, and services according to PPSM guidelines.

    &lt;VulnDiscussion&gt;Failure to comply with DoD ports, protocols, and services (PPS) requirements can result in compromise of enclave boundary pro...
    Rule Low Severity
  • WA00605

    <GroupDescription></GroupDescription>
    Group
  • Error logging must be enabled.

    &lt;VulnDiscussion&gt;The server error logs are invaluable because they can also be used to identify potential problems and enable proactive remedi...
    Rule Medium Severity

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