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VMware vSphere 8.0 vCenter Appliance Secure Token Service (STS) Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000141-AS-000095

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service default documentation must be removed.

    &lt;VulnDiscussion&gt;Tomcat provides documentation and other directories in the default installation that do not serve a production use. These fil...
    Rule Medium Severity
  • SRG-APP-000380-AS-000088

    <GroupDescription></GroupDescription>
    Group
  • SRG-APP-000092-AS-000053

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service example applications must be removed.

    &lt;VulnDiscussion&gt;Tomcat provides example applications, documentation, and other directories in the default installation that do not serve a pr...
    Rule Medium Severity
  • SRG-APP-000141-AS-000095

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service default ROOT web application must be removed.

    &lt;VulnDiscussion&gt;The default ROOT web application includes the version of Tomcat being used, links to Tomcat documentation, examples, FAQs, an...
    Rule Medium Severity
  • The vCenter STS service files must have permissions in an out-of-the-box state.

    &lt;VulnDiscussion&gt;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-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must disable "ALLOW_BACKSLASH".

    &lt;VulnDiscussion&gt;When Tomcat is installed behind a proxy configured to only allow access to certain contexts (web applications), an HTTP reque...
    Rule Medium Severity
  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must enable "ENFORCE_ENCODING_IN_GET_WRITER".

    &lt;VulnDiscussion&gt;Some clients try to guess the character encoding of text media when the mandated default of ISO-8859-1 should be used. Some b...
    Rule Medium Severity
  • SRG-APP-000141-AS-000095

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service manager webapp must be removed.

    &lt;VulnDiscussion&gt;Tomcat provides management functionality through either a default manager webapp or through local editing of the configuratio...
    Rule Medium Severity
  • SRG-APP-000141-AS-000095

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service host-manager webapp must be removed.

    &lt;VulnDiscussion&gt;Tomcat provides host management functionality through either a default host-manager webapp or through local editing of the co...
    Rule Medium Severity
  • SRG-APP-000014-AS-000009

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must be configured to use strong encryption ciphers.

    &lt;VulnDiscussion&gt;Tomcat has several remote communications channels. Examples are user requests via http/https, communication to a backend data...
    Rule Medium Severity
  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service cookies must have secure flag set.

    &lt;VulnDiscussion&gt;The secure flag is an option that can be set by the application server when sending a new cookie to the user within an HTTP R...
    Rule Medium Severity
  • The vCenter STS service must initiate session logging upon startup.

    &lt;VulnDiscussion&gt;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-000095-AS-000056

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must produce log records containing sufficient information regarding event details.

    &lt;VulnDiscussion&gt;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-000118-AS-000078

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service logs folder permissions must be set correctly.

    &lt;VulnDiscussion&gt;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-000133-AS-000092

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must limit privileges for creating or modifying hosted application shared files.

    &lt;VulnDiscussion&gt;Application servers have the ability to specify that the hosted applications use shared libraries. The application server mus...
    Rule Medium Severity
  • SRG-APP-000141-AS-000095

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must disable stack tracing.

    &lt;VulnDiscussion&gt;Stack tracing provides debugging information from the application call stacks when a runtime error is encountered. If stack t...
    Rule Medium Severity
  • SRG-APP-000142-AS-000014

    <GroupDescription></GroupDescription>
    Group
  • SRG-APP-000141-AS-000095

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must be configured to use a specified IP address and port.

    &lt;VulnDiscussion&gt;The server must be configured to listen on a specified IP address and port. Without specifying an IP address and port for ser...
    Rule Medium Severity
  • SRG-APP-000223-AS-000150

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must be configured to limit data exposure between applications.

    &lt;VulnDiscussion&gt;If RECYCLE_FACADES is true or if a security manager is in use, a new facade object will be created for each request. This red...
    Rule Medium Severity
  • SRG-APP-000225-AS-000166

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must be configured to fail to a known safe state if system initialization fails.

    &lt;VulnDiscussion&gt;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-000251-AS-000165

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must set URIEncoding to UTF-8.

    &lt;VulnDiscussion&gt;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-AS-000169

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service "ErrorReportValve showServerInfo" must be set to "false".

    &lt;VulnDiscussion&gt;The Error Report Valve is a simple error handler for HTTP status codes that will generate and return HTML error pages. It can...
    Rule Medium Severity
  • SRG-APP-000295-AS-000263

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must set an inactive timeout for sessions.

    &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-000358-AS-000064

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must offload log records onto a different system or media from the system being logged.

    &lt;VulnDiscussion&gt;Information system logging capability is critical for accurate forensic analysis. Log record content that may be necessary to...
    Rule Medium Severity
  • SRG-APP-000001-AS-000001

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must limit the amount of time that each Transmission Control Protocol (TCP) connection is kept alive.

    &lt;VulnDiscussion&gt;Denial of service (DoS) is one threat against web servers. Many DoS attacks attempt to consume web server resources in such a...
    Rule Medium Severity
  • SRG-APP-000001-AS-000001

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must limit the number of times that each Transmission Control Protocol (TCP) connection is kept alive.

    &lt;VulnDiscussion&gt;KeepAlive provides long lived HTTP sessions that allow multiple requests to be sent over the same connection. Enabling KeepAl...
    Rule Medium Severity
  • SRG-APP-000251-AS-000165

    <GroupDescription></GroupDescription>
    Group
  • The vCenter STS service must configure the "setCharacterEncodingFilter" filter.

    &lt;VulnDiscussion&gt;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

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