I - Mission Critical Classified
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000092-WSR-000055
Group -
Both the log file and Event Tracing for Windows (ETW) for the IIS 10.0 web server must be enabled.
Internet Information Services (IIS) on Windows Server 2012 provides basic logging capabilities. However, because IIS takes some time to flush logs to disk, administrators do not have access to logg...Rule Medium Severity -
SRG-APP-000098-WSR-000060
Group -
An IIS 10.0 web server behind a load balancer or proxy server must produce log records containing the source client IP and destination information.
Web server logging capability is critical for accurate forensic analysis. Without sufficient and accurate information, a correct replay of the events cannot be determined. Ascertaining the correct...Rule Medium Severity -
SRG-APP-000099-WSR-000061
Group -
The IIS 10.0 web server must produce log records that contain sufficient information to establish the outcome (success or failure) of IIS 10.0 web server events.
Web server logging capability is critical for accurate forensic analysis. Without sufficient and accurate information, a correct replay of the events cannot be determined. Ascertaining the success...Rule Medium Severity -
SRG-APP-000100-WSR-000064
Group -
The IIS 10.0 web server must produce log records containing sufficient information to establish the identity of any user/subject or process associated with an event.
Web server logging capability is critical for accurate forensic analysis. Without sufficient and accurate information, a correct replay of the events cannot be determined. Determining user account...Rule Medium Severity -
SRG-APP-000120-WSR-000070
Group -
The log information from the IIS 10.0 web server must be protected from unauthorized modification or deletion.
A major tool in exploring the website use, attempted use, unusual conditions, and problems are the access and error logs. In the event of a security incident, these logs can provide the System Admi...Rule Medium Severity -
SRG-APP-000125-WSR-000071
Group -
The log data and records from the IIS 10.0 web server must be backed up onto a different system or media.
Protection of log data includes ensuring log data is not accidentally lost or deleted. Backing up log records to an unrelated system, or onto separate media than the system on which the web server ...Rule Medium Severity -
SRG-APP-000141-WSR-000015
Group -
The IIS 10.0 web server must not perform user management for hosted applications.
User management and authentication can be an essential part of any application hosted by the web server. Along with authenticating users, the user management function must perform several other tas...Rule Medium Severity -
SRG-APP-000141-WSR-000075
Group -
The IIS 10.0 web server must only contain functions necessary for operation.
A web server can provide many features, services, and processes. Some of these may be deemed unnecessary or too unsecure to run on a production DoD system. The web server must provide the capabili...Rule Medium Severity -
SRG-APP-000141-WSR-000076
Group -
The IIS 10.0 web server must not be both a website server and a proxy server.
A web server should be primarily a web server or a proxy server but not both, for the same reasons that other multi-use servers are not recommended. Scanning for web servers that also proxy request...Rule Medium Severity -
SRG-APP-000141-WSR-000077
Group -
All IIS 10.0 web server sample code, example applications, and tutorials must be removed from a production IIS 10.0 server.
Web server documentation, sample code, example applications, and tutorials may be an exploitable threat to a web server. A production web server may only contain components that are operationally n...Rule High Severity -
SRG-APP-000141-WSR-000078
Group -
The accounts created by uninstalled features (i.e., tools, utilities, specific, etc.) must be deleted from the IIS 10.0 server.
Accounts used for web server features such as documentation, sample code, example applications, tutorials, utilities, and services created when the feature is not installed, become an exploitable t...Rule Medium Severity -
SRG-APP-000141-WSR-000080
Group -
The IIS 10.0 web server must be reviewed on a regular basis to remove any Operating System features, utility programs, plug-ins, and modules not necessary for operation.
Just as running unneeded services and protocols is a danger to the web server at the lower levels of the OSI model, running unneeded utilities and programs is a danger at the application layer of t...Rule Medium Severity -
SRG-APP-000141-WSR-000081
Group -
The IIS 10.0 web server must have Multipurpose Internet Mail Extensions (MIME) that invoke OS shell programs disabled.
Controlling what a user of a hosted application can access is part of the security posture of the web server. Any time a user can access more functionality than is needed for the operation of the h...Rule Medium Severity -
SRG-APP-000141-WSR-000085
Group -
The IIS 10.0 web server must have Web Distributed Authoring and Versioning (WebDAV) disabled.
A web server can be installed with functionality that by its nature is not secure. Web Distributed Authoring (WebDAV) is an extension to the HTTP protocol which, when developed, was meant to allow ...Rule Medium Severity -
SRG-APP-000206-WSR-000128
Group -
Java software installed on a production IIS 10.0 web server must be limited to .class files and the Java Virtual Machine.
Mobile code in hosted applications allows the developer to add functionality and displays to hosted applications that are fluid, as opposed to a static web page. The data presentation becomes more ...Rule Medium Severity -
SRG-APP-000211-WSR-000030
Group -
IIS 10.0 Web server accounts accessing the directory tree, the shell, or other operating system functions and utilities must only be administrative accounts.
As a rule, accounts on a web server are to be kept to a minimum. Only administrators, web managers, developers, auditors, and web authors require accounts on the machine hosting the web server. Thi...Rule High Severity -
SRG-APP-000211-WSR-000129
Group -
The IIS 10.0 web server must separate the hosted applications from hosted web server management functionality.
The separation of user functionality from web server management can be accomplished by moving management functions to a separate IP address or port. To further separate the management functions, se...Rule Medium Severity -
SRG-APP-000223-WSR-000011
Group -
The IIS 10.0 web server must use cookies to track session state.
Cookies are used to exchange data between the web server and the client. Cookies, such as a session cookie, may contain session information and user credentials used to maintain a persistent connec...Rule Medium Severity -
SRG-APP-000223-WSR-000145
Group -
The IIS 10.0 web server must accept only system-generated session identifiers.
ASP.NET provides a session state, which is available as the HttpSessionState class, as a method of storing session-specific information that is visible only within the session. ASP.NET session stat...Rule Medium Severity -
SRG-APP-000225-WSR-000074
Group -
The IIS 10.0 web server must augment re-creation to a stable and known baseline.
Making certain that the web server has not been updated by an unauthorized user is always a concern. Adding patches, functions, and modules that are untested and not part of the baseline opens the ...Rule Medium Severity -
SRG-APP-000231-WSR-000144
Group -
The production IIS 10.0 web server must utilize SHA2 encryption for the Machine Key.
The Machine Key element of the ASP.NET web.config specifies the algorithm and keys that ASP.NET will use for encryption. The Machine Key feature can be managed to specify hashing and encryption set...Rule Medium Severity -
SRG-APP-000251-WSR-000157
Group -
Directory Browsing on the IIS 10.0 web server must be disabled.
Directory browsing allows the contents of a directory to be displayed upon request from a web client. If directory browsing is enabled for a directory in IIS, users could receive a web page listing...Rule Medium Severity -
SRG-APP-000266-WSR-000142
Group -
The IIS 10.0 web server Indexing must only index web content.
The indexing service can be used to facilitate a search function for websites. Enabling indexing may facilitate a directory traversal exploit and reveal unwanted information to a malicious user. In...Rule Medium Severity -
SRG-APP-000266-WSR-000159
Group -
Warning and error messages displayed to clients must be modified to minimize the identity of the IIS 10.0 web server, patches, loaded modules, and directory paths.
HTTP error pages contain information that could enable an attacker to gain access to an information system. Failure to prevent the sending of HTTP error pages with full information to remote reques...Rule Medium Severity -
SRG-APP-000315-WSR-000004
Group -
The IIS 10.0 web server must restrict inbound connections from non-secure zones.
Remote access to the web server is any access that communicates through an external, non-organization-controlled network. Remote access can be used to access hosted applications or to perform manag...Rule Medium Severity
Node 2
The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.