II - Mission Support Classified
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000412
<GroupDescription></GroupDescription>Group -
Applications used for non-local maintenance sessions must implement cryptographic mechanisms to protect the confidentiality of non-local maintenance and diagnostic communications.
<VulnDiscussion>Privileged access contains control and configuration information which is particularly sensitive, so additional protections a...Rule Medium Severity -
SRG-APP-000413
<GroupDescription></GroupDescription>Group -
Applications used for non-local maintenance sessions must verify remote disconnection at the termination of non-local maintenance and diagnostic sessions.
<VulnDiscussion>Non-local maintenance and diagnostic activities are those activities conducted by individuals communicating through a network...Rule Medium Severity -
SRG-APP-000185
<GroupDescription></GroupDescription>Group -
The application must employ strong authenticators in the establishment of non-local maintenance and diagnostic sessions.
<VulnDiscussion>If maintenance tools are used by unauthorized personnel, they may accidentally or intentionally damage or compromise the syst...Rule Medium Severity -
SRG-APP-000186
<GroupDescription></GroupDescription>Group -
The application must terminate all sessions and network connections when nonlocal maintenance is completed.
<VulnDiscussion>If a maintenance session or connection remains open after maintenance is completed, it may be hijacked by an attacker and use...Rule Medium Severity -
SRG-APP-000516
<GroupDescription></GroupDescription>Group -
The application must not be vulnerable to race conditions.
<VulnDiscussion>A race condition is a timing event within an application that can become a security vulnerability. A race condition can occu...Rule Medium Severity -
SRG-APP-000190
<GroupDescription></GroupDescription>Group -
The application must terminate all network connections associated with a communications session at the end of the session.
<VulnDiscussion>Networked applications routinely open connections to and from other systems as part of their design and function. When conne...Rule Medium Severity -
SRG-APP-000514
<GroupDescription></GroupDescription>Group -
The application must utilize FIPS-validated cryptographic modules when signing application components.
<VulnDiscussion>Applications that distribute components of the application must sign the components to provide an identity assurance to consu...Rule Medium Severity -
SRG-APP-000514
<GroupDescription></GroupDescription>Group -
The application must utilize FIPS-validated cryptographic modules when generating cryptographic hashes.
<VulnDiscussion>Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. The applicatio...Rule Medium Severity -
SRG-APP-000514
<GroupDescription></GroupDescription>Group -
The application must utilize FIPS-validated cryptographic modules when protecting unclassified information that requires cryptographic protection.
<VulnDiscussion>Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. The applicatio...Rule Medium Severity -
SRG-APP-000514
<GroupDescription></GroupDescription>Group -
Applications making SAML assertions must use FIPS-approved random numbers in the generation of SessionIndex in the SAML element AuthnStatement.
<VulnDiscussion>A predictable SessionIndex could lead to an attacker computing a future SessionIndex, thereby, possibly compromising the appl...Rule Medium Severity -
SRG-APP-000211
<GroupDescription></GroupDescription>Group -
The application user interface must be either physically or logically separated from data storage and management interfaces.
<VulnDiscussion>Application management functionality includes functions necessary for administration and requires privileged user access. All...Rule Medium Severity -
SRG-APP-000219
<GroupDescription></GroupDescription>Group -
The application must set the HTTPOnly flag on session cookies.
<VulnDiscussion>HTTPOnly is a flag included in a Set-Cookie HTTP response header. If the HTTPOnly flag is included in the HTTP response heade...Rule Medium Severity -
SRG-APP-000219
<GroupDescription></GroupDescription>Group -
The application must set the secure flag on session cookies.
<VulnDiscussion>Many web development frameworks such as PHP, .NET, ASP as well as application servers include their own mechanisms for sessio...Rule Medium Severity -
SRG-APP-000219
<GroupDescription></GroupDescription>Group -
The application must not expose session IDs.
<VulnDiscussion>Authenticity protection provides protection against man-in-the-middle attacks/session hijacking and the insertion of false in...Rule High Severity -
SRG-APP-000220
<GroupDescription></GroupDescription>Group -
The application must destroy the session ID value and/or cookie on logoff or browser close.
<VulnDiscussion>Many web development frameworks such as PHP, .NET, and ASP include their own mechanisms for session management. Whenever poss...Rule High Severity -
SRG-APP-000223
<GroupDescription></GroupDescription>Group -
Applications must use system-generated session identifiers that protect against session fixation.
<VulnDiscussion>Session fixation allows an attacker to hijack a valid user’s application session. The attack focuses on the manner in which a...Rule Medium Severity -
SRG-APP-000223
<GroupDescription></GroupDescription>Group -
Applications must validate session identifiers.
<VulnDiscussion>Many web development frameworks such as PHP, .NET, and ASP include their own mechanisms for session management. Whenever poss...Rule Medium Severity -
SRG-APP-000223
<GroupDescription></GroupDescription>Group -
Applications must not use URL embedded session IDs.
<VulnDiscussion>Many web development frameworks such as PHP, .NET, and ASP include their own mechanisms for session management. Whenever poss...Rule Medium Severity -
SRG-APP-000223
<GroupDescription></GroupDescription>Group -
The application must not re-use or recycle session IDs.
<VulnDiscussion>Many web development frameworks such as PHP, .NET, and ASP include their own mechanisms for session management. Whenever poss...Rule Medium Severity -
SRG-APP-000224
<GroupDescription></GroupDescription>Group -
The application must use the Federal Information Processing Standard (FIPS) 140-2-validated cryptographic modules and random number generator if the application implements encryption, key exchange, digital signature, and hash functionality.
<VulnDiscussion>Sequentially generated session IDs can be easily guessed by an attacker. Employing the concept of randomness in the generatio...Rule Medium Severity -
SRG-APP-000427
<GroupDescription></GroupDescription>Group -
The application must only allow the use of DoD-approved certificate authorities for verification of the establishment of protected sessions.
<VulnDiscussion>Untrusted Certificate Authorities (CA) can issue certificates, but they may be issued by organizations or individuals that se...Rule Medium Severity -
SRG-APP-000225
<GroupDescription></GroupDescription>Group -
The application must fail to a secure state if system initialization fails, shutdown fails, or aborts fail.
<VulnDiscussion>Failure to a known safe state helps prevent systems from failing to a state that may cause loss of data or unauthorized acces...Rule High Severity -
SRG-APP-000226
<GroupDescription></GroupDescription>Group -
In the event of a system failure, applications must preserve any information necessary to determine cause of failure and any information necessary to return to operations with least disruption to mission processes.
<VulnDiscussion>Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Fa...Rule Medium Severity -
SRG-APP-000231
<GroupDescription></GroupDescription>Group -
The application must protect the confidentiality and integrity of stored information when required by DoD policy or the information owner.
<VulnDiscussion>Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive and...Rule Medium Severity -
SRG-APP-000428
<GroupDescription></GroupDescription>Group -
The application must implement approved cryptographic mechanisms to prevent unauthorized modification of organization-defined information at rest on organization-defined information system components.
<VulnDiscussion>Applications handling data requiring "data at rest" protections must employ cryptographic mechanisms to prevent unauthorized ...Rule Medium Severity
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