II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000001-WSR-000001
<GroupDescription></GroupDescription>Group -
The Security Token Service must limit the number of concurrent connections permitted.
<VulnDiscussion>Resource exhaustion can occur when an unlimited number of concurrent requests are allowed on a website, facilitating a denial...Rule Medium Severity -
SRG-APP-000001-WSR-000001
<GroupDescription></GroupDescription>Group -
The Security Token Service must limit the maximum size of a POST request.
<VulnDiscussion>The "maxPostSize" value is the maximum size in bytes of the POST that will be handled by the container FORM URL parameter par...Rule Medium Severity -
SRG-APP-000001-WSR-000002
<GroupDescription></GroupDescription>Group -
The Security Token Service must protect cookies from cross-site scripting (XSS).
<VulnDiscussion>Cookies are a common way to save session state over the HTTP(S) protocol. If an attacker can compromise session data stored i...Rule Medium Severity -
SRG-APP-000016-WSR-000005
<GroupDescription></GroupDescription>Group -
The Security Token Service must record user access in a format that enables monitoring of remote access.
<VulnDiscussion>Remote access can be exploited by an attacker to compromise the server. By recording all remote access activities, it will be...Rule Medium Severity -
SRG-APP-000089-WSR-000047
<GroupDescription></GroupDescription>Group -
The Security Token Service must generate log records during Java startup and shutdown.
<VulnDiscussion>Logging must be started as soon as possible when a service starts and as late as possible when a service is stopped. Many for...Rule Medium Severity -
SRG-APP-000119-WSR-000069
<GroupDescription></GroupDescription>Group -
Security Token Service log files must only be modifiable by privileged users.
<VulnDiscussion>Log data is essential in the investigation of events. The accuracy of the information is always pertinent. One of the first s...Rule Medium Severity -
SRG-APP-000131-WSR-000051
<GroupDescription></GroupDescription>Group -
The Security Token Service application files must be verified for their integrity.
<VulnDiscussion>Verifying the Security Token Service application code is unchanged from its shipping state is essential for file validation a...Rule Medium Severity -
SRG-APP-000131-WSR-000073
<GroupDescription></GroupDescription>Group -
The Security Token Service must only run one webapp.
<VulnDiscussion>VMware ships the Security Token Service on the vCenter Server Appliance (VCSA) with one webapp, in "ROOT.war". Any other ".wa...Rule Medium Severity -
SRG-APP-000141-WSR-000015
<GroupDescription></GroupDescription>Group -
The Security Token Service must not be configured with unused realms.
<VulnDiscussion>The Security Token Service performs user authentication at the application level and not through Tomcat. To eliminate unneces...Rule Medium Severity -
SRG-APP-000141-WSR-000075
<GroupDescription></GroupDescription>Group -
The Security Token Service must be configured to limit access to internal packages.
<VulnDiscussion>The "package.access" entry in the "catalina.properties" file implements access control at the package level. When properly co...Rule Medium Severity -
SRG-APP-000141-WSR-000081
<GroupDescription></GroupDescription>Group -
The Security Token Service must have Multipurpose Internet Mail Extensions (MIME) that invoke operating system shell programs disabled.
<VulnDiscussion>MIME mappings tell the Security Token Service what type of program various file types and extensions are and what external ut...Rule Medium Severity -
SRG-APP-000141-WSR-000083
<GroupDescription></GroupDescription>Group -
The Security Token Service must have mappings set for Java servlet pages.
<VulnDiscussion>Resource mapping is the process of tying a particular file type to a process in the web server that can serve that type of fi...Rule Medium Severity -
SRG-APP-000141-WSR-000085
<GroupDescription></GroupDescription>Group -
The Security Token Service must not have the Web Distributed Authoring (WebDAV) servlet installed.
<VulnDiscussion>WebDAV is an extension to the HTTP protocol that, when developed, was meant to allow users to create, change, and move docume...Rule Medium Severity -
SRG-APP-000141-WSR-000086
<GroupDescription></GroupDescription>Group -
The Security Token Service must be configured with memory leak protection.
<VulnDiscussion>The Java Runtime environment can cause a memory leak or lock files under certain conditions. Without memory leak protection, ...Rule Medium Severity -
SRG-APP-000141-WSR-000087
<GroupDescription></GroupDescription>Group -
The Security Token Service must not have any symbolic links in the web content directory tree.
<VulnDiscussion>A web server is designed to deliver content and execute scripts or applications on the request of a client or user. Containin...Rule Medium Severity -
SRG-APP-000211-WSR-000030
<GroupDescription></GroupDescription>Group -
The Security Token Service directory tree must have permissions in an out-of-the-box state.
<VulnDiscussion>As a rule, accounts on a web server are to be kept to a minimum. Only administrators, web managers, developers, auditors, and...Rule Medium Severity -
SRG-APP-000225-WSR-000140
<GroupDescription></GroupDescription>Group -
The Security Token Service must fail to a known safe state if system initialization fails, shutdown fails, or aborts fail.
<VulnDiscussion>Determining a safe state for failure and weighing that against a potential denial of service for users depends on what type o...Rule Medium Severity -
SRG-APP-000246-WSR-000149
<GroupDescription></GroupDescription>Group -
The Security Token Service must limit the number of allowed connections.
<VulnDiscussion>Limiting the number of established connections to the Security Token Service is a basic denial-of-service protection. Servers...Rule Medium Severity -
SRG-APP-000251-WSR-000157
<GroupDescription></GroupDescription>Group -
The Security Token Service must set "URIEncoding" to UTF-8.
<VulnDiscussion>Invalid user input occurs when a user inserts data or characters into a hosted application's data entry field and the hosted ...Rule Medium Severity -
SRG-APP-000251-WSR-000157
<GroupDescription></GroupDescription>Group -
The Security Token Service must use the "setCharacterEncodingFilter" filter.
<VulnDiscussion>Invalid user input occurs when a user inserts data or characters into a hosted application's data entry field and the hosted ...Rule Medium Severity -
SRG-APP-000266-WSR-000142
<GroupDescription></GroupDescription>Group -
The Security Token Service must set the welcome-file node to a default web page.
<VulnDiscussion>Enumeration techniques, such as Uniform Resource Locator (URL) parameter manipulation, rely on being able to obtain informati...Rule Medium Severity -
SRG-APP-000266-WSR-000142
<GroupDescription></GroupDescription>Group -
The Security Token Service must not show directory listings.
<VulnDiscussion>Enumeration techniques, such as Uniform Resource Locator (URL) parameter manipulation, rely on being able to obtain informati...Rule Medium Severity -
SRG-APP-000266-WSR-000159
<GroupDescription></GroupDescription>Group -
The Security Token Service must be configured to not show error reports.
<VulnDiscussion>Web servers will often display error messages to client users, displaying enough information to aid in the debugging of the e...Rule Medium Severity -
SRG-APP-000266-WSR-000160
<GroupDescription></GroupDescription>Group -
The Security Token Service must not enable support for TRACE requests.
<VulnDiscussion>"TRACE" is a technique for a user to request internal information about Tomcat. This is useful during product development but...Rule Medium Severity -
SRG-APP-000266-WSR-000160
<GroupDescription></GroupDescription>Group -
The Security Token Service must have the debug option disabled.
<VulnDiscussion>Information needed by an attacker to begin looking for possible vulnerabilities in a web server includes any information abou...Rule Medium Severity
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