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Application Server Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000428

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  • The application server must implement cryptographic mechanisms to prevent unauthorized modification of organization-defined information at rest on organization-defined information system components.

    &lt;VulnDiscussion&gt;Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive, ta...
    Rule Medium Severity
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  • SRG-APP-000429

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  • The application must implement cryptographic mechanisms to prevent unauthorized disclosure of organization-defined information at rest on organization-defined information system components.

    &lt;VulnDiscussion&gt;Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive, ta...
    Rule Medium Severity
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  • SRG-APP-000435

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  • The application server, when a MAC I system, must be in a high-availability (HA) cluster.

    &lt;VulnDiscussion&gt;A MAC I system is a system that handles data vital to the organization's operational readiness or effectiveness of deployed o...
    Rule Medium Severity
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  • SRG-APP-000435

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  • The application server must protect against or limit the effects of all types of Denial of Service (DoS) attacks by employing organization-defined security safeguards.

    &lt;VulnDiscussion&gt;DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot a...
    Rule Medium Severity
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  • SRG-APP-000439

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  • The application server must protect the confidentiality and integrity of transmitted information through the use of an approved TLS version.

    &lt;VulnDiscussion&gt;Preventing the disclosure of transmitted information requires that the application server take measures to employ some form o...
    Rule High Severity
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  • SRG-APP-000439

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  • The application server must remove all export ciphers to protect the confidentiality and integrity of transmitted information.

    &lt;VulnDiscussion&gt;During the initial setup of a Transport Layer Security (TLS) connection to the application server, the client sends a list of...
    Rule High Severity
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  • SRG-APP-000440

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  • The application server must employ approved cryptographic mechanisms to prevent unauthorized disclosure of information and/or detect changes to information during transmission.

    &lt;VulnDiscussion&gt;Preventing the disclosure or modification of transmitted information requires that application servers take measures to emplo...
    Rule Medium Severity
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  • SRG-APP-000441

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  • The application server must maintain the confidentiality and integrity of information during preparation for transmission.

    &lt;VulnDiscussion&gt;Information can be either unintentionally or maliciously disclosed or modified during preparation for transmission including,...
    Rule Medium Severity
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  • SRG-APP-000442

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  • The application server must maintain the confidentiality and integrity of information during reception.

    &lt;VulnDiscussion&gt;Information can be either unintentionally or maliciously disclosed or modified during reception, including, for example, duri...
    Rule Medium Severity
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  • SRG-APP-000447

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  • The application server must behave in a predictable and documented manner that reflects organizational and system objectives when invalid inputs are received.

    &lt;VulnDiscussion&gt;Invalid user input occurs when a user inserts data or characters into an applications data entry field and the application is...
    Rule Medium Severity
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  • SRG-APP-000454

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  • The application server must remove organization-defined software components after updated versions have been installed.

    &lt;VulnDiscussion&gt;Installation of patches and updates is performed when there are errors or security vulnerabilities in the current release of ...
    Rule Medium Severity
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  • SRG-APP-000456

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  • The application server must install security-relevant software updates within the time period directed by an authoritative source (e.g. IAVM, CTOs, DTMs, and STIGs).

    &lt;VulnDiscussion&gt;Security flaws with software applications are discovered daily. Vendors are constantly updating and patching their products t...
    Rule Medium Severity
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  • SRG-APP-000495

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  • The application server must generate log records when successful/unsuccessful attempts to modify privileges occur.

    &lt;VulnDiscussion&gt;Changing privileges of a subject/object may cause a subject/object to gain or lose capabilities. When successful/unsuccessfu...
    Rule Medium Severity
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  • SRG-APP-000499

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  • The application server must generate log records when successful/unsuccessful attempts to delete privileges occur.

    &lt;VulnDiscussion&gt;Deleting privileges of a subject/object may cause a subject/object to gain or lose capabilities. When successful and unsucce...
    Rule Medium Severity
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  • SRG-APP-000503

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  • The application server must generate log records when successful/unsuccessful logon attempts occur.

    &lt;VulnDiscussion&gt;Logging the access to the application server allows the system administrators to monitor user accounts. By logging successfu...
    Rule Medium Severity
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  • SRG-APP-000504

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  • The application server must generate log records for privileged activities.

    &lt;VulnDiscussion&gt;Without generating log records that are specific to the security and mission needs of the organization, it would be difficult...
    Rule Medium Severity
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  • SRG-APP-000505

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  • The application server must, at a minimum, transfer the logs of interconnected systems in real time, and transfer the logs of standalone systems weekly.

    &lt;VulnDiscussion&gt;Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Protecting log data is ...
    Rule Medium Severity
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  • The application must generate log records showing starting and ending times for user access to the application server management interface.

    &lt;VulnDiscussion&gt;Determining when a user has accessed the management interface is important to determine the timeline of events when a securit...
    Rule Medium Severity
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  • SRG-APP-000506

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  • The application server must generate log records when concurrent logons from different workstations occur to the application server management interface.

    &lt;VulnDiscussion&gt;Being able to work on a system through multiple views into the application allows a user to work more efficiently and more ac...
    Rule Medium Severity
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  • SRG-APP-000509

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  • The application server must generate log records for all account creations, modifications, disabling, and termination events.

    &lt;VulnDiscussion&gt;The maintenance of user accounts is a key activity within the system to determine access and privileges. Through changes to ...
    Rule Medium Severity
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  • SRG-APP-000514

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  • Application servers must use NIST-approved or NSA-approved key management technology and processes.

    &lt;VulnDiscussion&gt;An asymmetric encryption key must be protected during transmission. The public portion of an asymmetric key pair can be freel...
    Rule Medium Severity
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  • SRG-APP-000514

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  • The application server must use DoD- or CNSS-approved PKI Class 3 or Class 4 certificates.

    &lt;VulnDiscussion&gt;Class 3 PKI certificates are used for servers and software signing rather than for identifying individuals. Class 4 certifica...
    Rule Medium Severity
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  • SRG-APP-000515

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  • SRG-APP-000516

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  • The application 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
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  • SRG-APP-000416

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  • The application server must implement NSA-approved cryptography to protect classified information in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.

    &lt;VulnDiscussion&gt;Cryptography is only as strong as the encryption modules/algorithms employed to encrypt the data. Use of weak or untested enc...
    Rule Medium Severity
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