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Microsoft IIS 10.0 Site Security Technical Implementation Guide


Overview

Date Finding Count (47)
2020-06-08 CAT I (High): 1 CAT II (Med): 46 CAT III (Low): 0
STIG Description
This Security Technical Implementation Guide is published as a tool to improve the security of Department of Defense (DoD) information systems. The requirements are derived from the National Institute of Standards and Technology (NIST) 800-53 and related documents. Comments or proposed revisions to this document should be sent via email to the following address: disa.stig_spt@mail.mil.

Available Profiles



Findings (MAC I - Mission Critical Sensitive)

Finding ID Severity Title
V-100221 High Anonymous IIS 10.0 website access accounts must be restricted.
V-100249 Medium The IIS 10.0 website must provide the capability to immediately disconnect or disable remote access to the hosted applications.
V-100283 Medium Backup interactive scripts on the IIS 10.0 server must be removed.
V-100281 Medium Interactive scripts on the IIS 10.0 web server must have restrictive access controls.
V-100243 Medium Debugging and trace information used to diagnose the IIS 10.0 website must be disabled.
V-100241 Medium Warning and error messages displayed to clients must be modified to minimize the identity of the IIS 10.0 website, patches, loaded modules, and directory paths.
V-100269 Medium The amount of private memory an application pool uses for each IIS 10.0 website must be explicitly set.
V-100247 Medium The IIS 10.0 websites connectionTimeout setting must be explicitly configured to disconnect an idle session.
V-100245 Medium The Idle Time-out monitor for each IIS 10.0 website must be enabled.
V-100229 Medium The IIS 10.0 website must be configured to limit the size of web requests.
V-100199 Medium Both the log file and Event Tracing for Windows (ETW) for each IIS 10.0 website must be enabled.
V-100261 Medium 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.
V-100209 Medium Mappings to unused and vulnerable scripts on the IIS 10.0 website must be removed.
V-100193 Medium The IIS 10.0 website session state cookie settings must be configured to Use Cookies mode.
V-100223 Medium The IIS 10.0 website must generate unique session identifiers that cannot be reliably reproduced.
V-100197 Medium A public IIS 10.0 website must only accept Secure Socket Layer (SSL) connections when authentication is required.
V-100203 Medium The IIS 10.0 website must produce log records that contain sufficient information to establish the outcome (success or failure) of IIS 10.0 website events.
V-100227 Medium The IIS 10.0 website must be configured to limit the maxURL.
V-100205 Medium The IIS 10.0 website must produce log records containing sufficient information to establish the identity of any user/subject or process associated with an event.
V-100217 Medium Each IIS 10.0 website must be assigned a default host header.
V-100225 Medium The IIS 10.0 website document directory must be in a separate partition from the IIS 10.0 websites system files.
V-100235 Medium Double encoded URL requests must be prohibited by any IIS 10.0 website.
V-100239 Medium Directory Browsing on the IIS 10.0 website must be disabled.
V-100201 Medium An IIS 10.0 website behind a load balancer or proxy server must produce log records containing the source client IP, and destination information.
V-100233 Medium Non-ASCII characters in URLs must be prohibited by any IIS 10.0 website.
V-100259 Medium IIS 10.0 website session IDs must be sent to the client using TLS.
V-100255 Medium The IIS 10.0 website must only accept client certificates issued by DoD PKI or DoD-approved PKI Certification Authorities (CAs).
V-100251 Medium 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.
V-100257 Medium The IIS 10.0 private website must employ cryptographic mechanisms (TLS) and require client certificates.
V-100253 Medium The IIS 10.0 websites must use ports, protocols, and services according to Ports, Protocols, and Services Management (PPSM) guidelines.
V-100211 Medium The IIS 10.0 website must have resource mappings set to disable the serving of certain file types.
V-100275 Medium The application pools rapid fail protection for each IIS 10.0 website must be enabled.
V-100273 Medium The application pools pinging monitor for each IIS 10.0 website must be enabled.
V-100271 Medium The application pool for each IIS 10.0 website must have a recycle time explicitly set.
V-100195 Medium A private IIS 10.0 website must only accept Secure Socket Layer (SSL) connections.
V-100263 Medium The IIS 10.0 website must have a unique application pool.
V-100237 Medium Unlisted file extensions in URL requests must be filtered by any IIS 10.0 website.
V-100279 Medium Interactive scripts on the IIS 10.0 web server must be located in unique and designated folders.
V-100191 Medium The IIS 10.0 website session state must be enabled.
V-100277 Medium The application pools rapid fail protection settings for each IIS 10.0 website must be managed.
V-100219 Medium A private IIS 10.0 website authentication mechanism must use client certificates to transmit session identifier to assure integrity.
V-100265 Medium The maximum number of requests an application pool can process for each IIS 10.0 website must be explicitly set.
V-100285 Medium The required DoD banner page must be displayed to authenticated users accessing a DoD private website.
V-100213 Medium The IIS 10.0 website must have Web Distributed Authoring and Versioning (WebDAV) disabled.
V-100207 Medium The IIS 10.0 website must have Multipurpose Internet Mail Extensions (MIME) that invoke OS shell programs disabled.
V-100267 Medium The amount of virtual memory an application pool uses for each IIS 10.0 website must be explicitly set.
V-100231 Medium The IIS 10.0 websites Maximum Query String limit must be configured.