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VMware Horizon 7.13 Connection Server Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The Horizon Connection Server must be configured to debug level logging.

    <VulnDiscussion>To ensure that all security-relevant information and events are logged, the Horizon Connection Server must be configured with...
    Rule Medium Severity
    Show

  • SRG-APP-000033-AS-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must not accept pass-through client credentials.

    &lt;VulnDiscussion&gt;Horizon Connection Server has the ability to allow clients to authenticate using the local session credentials of their local...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • SRG-APP-000015-AS-000010

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must be configured to only support TLS 1.2 connections.

    &lt;VulnDiscussion&gt;Preventing the disclosure of transmitted information requires that the application server take measures to employ strong cryp...
    Rule High Severity
    Show

  • SRG-APP-000015-AS-000010

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Blast Secure Gateway must be configured to only support TLS 1.2 connections.

    &lt;VulnDiscussion&gt;Preventing the disclosure of transmitted information requires that the application server take measures to employ strong cryp...
    Rule High Severity
    Show

  • SRG-APP-000015-AS-000010

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must force server cipher preference.

    &lt;VulnDiscussion&gt;By default, during the initial setup of a Transport Layer Security (TLS) connection to the Horizon Connection Server, the cli...
    Rule High Severity
    Show

  • SRG-APP-000016-AS-000013

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server administrators must be limited in terms of quantity, scope, and permissions.

    &lt;VulnDiscussion&gt;Role based access and least privilege are two fundamental security concepts that must be properly implemented in Horizon View...
    Rule Medium Severity
    Show

  • SRG-APP-000080-AS-000045

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must require DoD PKI for administrative logins.

    &lt;VulnDiscussion&gt;The Horizon Connection Server console supports CAC login as required for cryptographic non-repudiation. CAC login can be conf...
    Rule High Severity
    Show

  • SRG-APP-000089-AS-000050

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must be configured with an events database.

    &lt;VulnDiscussion&gt;The Horizon Connection Server stores application level events and actions in a dedicated database versus log files. This make...
    Rule Medium Severity
    Show

  • SRG-APP-000090-AS-000051

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must limit access to the global configuration privilege.

    &lt;VulnDiscussion&gt;The Horizon Connection Server comes with pre-defined privileges that can be combined in any combination into a role. That rol...
    Rule Medium Severity
    Show

  • SRG-APP-000175-AS-000124

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must perform full path validation on server-to-server TLS connection certificates.

    &lt;VulnDiscussion&gt;The Horizon Connection Server performs certificate revocation checking on its own certificate and on those of the security se...
    Rule Medium Severity
    Show

  • SRG-APP-000175-AS-000124

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must validate client and administrator certificates.

    &lt;VulnDiscussion&gt;The Horizon Connection Server can be configured to check the revocation status of PKI certificates over both OCSP and CRL. Th...
    Rule Medium Severity
    Show

  • SRG-APP-000179-AS-000129

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must only use FIPS 140-2 validated cryptographic modules.

    &lt;VulnDiscussion&gt;Encryption is only as good as the encryption modules utilized. Unapproved cryptographic module algorithms cannot be verified ...
    Rule High Severity
    Show

  • SRG-APP-000220-AS-000148

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must time out administrative sessions after 15 minutes or less.

    &lt;VulnDiscussion&gt;If communications sessions remain open for extended periods of time even when unused, there is the potential for an adversary...
    Rule Medium Severity
    Show

  • SRG-APP-000267-AS-000170

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must protect log files from unauthorized access.

    &lt;VulnDiscussion&gt;Error logs can contain sensitive information about system errors and system architecture that need to be protected from unaut...
    Rule Medium Severity
    Show

  • SRG-APP-000358-AS-000064

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must offload events to a central log server in real time.

    &lt;VulnDiscussion&gt;Information system logging capability is critical for accurate forensic analysis. Centralized management of log records provi...
    Rule Medium Severity
    Show

  • SRG-APP-000427-AS-000264

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must require CAC reauthentication after user idle timeouts.

    &lt;VulnDiscussion&gt;If a user VDI session times out due to activity, the user must be assumed to not be active and have their resource locked. Th...
    Rule Medium Severity
    Show

  • The Horizon Connection Server must be configured with a DoD-issued TLS certificate.

    &lt;VulnDiscussion&gt;The DoD will only accept PKI certificates obtained from a DoD-approved internal or external certificate authority (CA). If th...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must reauthenticate users after a network interruption.

    &lt;VulnDiscussion&gt;Given the remote access nature of Horizon Connection Server, the client must be ensured to be under positive control as much ...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must disconnect users after a maximum of ten hours.

    &lt;VulnDiscussion&gt;Horizon Connection Server is intended to provide remote desktops and applications, generally during working hours and for no ...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must disconnect applications after two hours of idle time.

    &lt;VulnDiscussion&gt;Horizon View is intended to provide remote desktops and applications during for more or less continuous use. If an applicatio...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must discard SSO credentials after 15 minutes.

    &lt;VulnDiscussion&gt;Horizon Connection Server caches user credentials temporarily to ensure that the user can connect to their desktop pools with...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must require DoD PKI for client logins.

    &lt;VulnDiscussion&gt;Before clients can pick a desktop or app to access, they must first authenticate to the broker, the Connection Server itself....
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must backup its configuration daily.

    &lt;VulnDiscussion&gt;Configuring the application to implement organization-wide security implementation guides and security checklists ensures com...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server Instant Clone domain account must be configured with limited permissions.

    &lt;VulnDiscussion&gt;Configuring the application to implement organization-wide security implementation guides and security checklists ensures com...
    Rule Medium Severity
    Show

  • SRG-APP-000516-AS-000237

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Horizon Connection Server must be configured in accordance with the security configuration settings based on DoD security configuration or implementation guidance, including STIGs, NSA configuration guides, CTOs, and DTMs.

    &lt;VulnDiscussion&gt;Configuring the application to implement organization-wide security implementation guides and security checklists ensures com...
    Rule Medium Severity
    Show

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