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Adjust Constraint Targets #974

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Dec 9, 2024
Merged

Adjust Constraint Targets #974

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2 changes: 1 addition & 1 deletion src/validations/constraints/fedramp-external-allowed-values.xml
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Expand Up @@ -398,7 +398,7 @@
<enum value="other">Other</enum>
</allowed-values>

<allowed-values id="user-authentication" target="//component[(@type='system' and ./prop[@name='leveraged-authorization-uuid']) or (@type='service' and not(./prop[@name='leveraged-authorization-uuid']) and ./prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type='service' and ./prop[@name='implementation-point' and @value='internal'] and ./prop[@name='direction']) or (@type='software' and ./prop[@name='asset-type' and @value='cli'] and ./prop[@name='direction'])]/prop[@ns='https://fedramp.gov/ns/oscal' and @name='authentication-method']/@value" allow-other="no" level="ERROR">
<allowed-values id="user-authentication" target="system-implementation/component/prop[@name='authentication-method' and @ns='https://fedramp.gov/ns/oscal']/@value" allow-other="no" level="ERROR">
<formal-name>User Authentication</formal-name>
<description>Identifies if user authentication is required.</description>
<prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/4-ssp-template-to-oscal-mapping/#leveraged-fedramp-authorized-services"/>
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8 changes: 4 additions & 4 deletions src/validations/constraints/fedramp-external-constraints.xml
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Expand Up @@ -57,20 +57,20 @@
else if (system-characteristics/security-sensitivity-level = 'fips-199-moderate')
then ('fips-199-moderate', 'fips-199-high')
else ('fips-199-low', 'fips-199-moderate', 'fips-199-high')"/>
<let var="non-authorized-components" expression="system-implementation/component[(@type='system' and prop[@name='leveraged-authorization-uuid']) or (@type='service' and not(prop[@name='leveraged-authorization-uuid']) and prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type='service' and prop[@name='implementation-point' and @value='internal'] and prop[@name='direction']) or (@type='software' and prop[@name='asset-type' and @value='cli'] and prop[@name='direction'])]"/>
<let var="non-authorized-components" expression="//component[(@type='system' and prop[@name='leveraged-authorization-uuid']) or (@type=('service', 'software') and not(prop[@name='leveraged-authorization-uuid']) and prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type=('service', 'software') and prop[@name='implementation-point' and @value='internal'] and prop[@name='communicates-externally' and @value='yes' and @ns='https://fedramp.gov/ns/oscal'])]"/>
<let var="system-implementation-users" expression="system-implementation/user"/>
<let var="non-provider-user-has-function-performed" expression="count($system-implementation-users[@uuid = $non-authorized-components/responsible-role/prop[@name='privilege-uuid' and @ns='https://fedramp.gov/ns/oscal']/@value]/authorized-privilege/function-performed) >= 1"/>
<expect id="component-has-authentication-method" target="//component[(@type='system' and ./prop[@name='leveraged-authorization-uuid']) or (@type='service' and not(./prop[@name='leveraged-authorization-uuid']) and ./prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type='service' and ./prop[@name='implementation-point' and @value='internal'] and ./prop[@name='direction']) or (@type='software' and ./prop[@name='asset-type' and @value='cli'] and ./prop[@name='direction'])]" test="count(prop[@ns='https://fedramp.gov/ns/oscal' and @name='authentication-method']) >= 1" level="ERROR">
<expect id="component-has-authentication-method" target="//component[(@type='system' and prop[@name='leveraged-authorization-uuid']) or (@type='interconnection') or (@type=('service', 'software') and not(prop[@name='leveraged-authorization-uuid']) and prop[@name='implementation-point' and @value='external']) or (@type=('service', 'software') and prop[@name='implementation-point' and @value='internal'] and prop[@name='communicates-externally' and @value='yes' and @ns='https://fedramp.gov/ns/oscal'])]" test="count(prop[@ns='https://fedramp.gov/ns/oscal' and @name='authentication-method']) >= 1" level="ERROR">
<formal-name>Component Has Authentication Method</formal-name>
<prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/4-ssp-template-to-oscal-mapping/#leveraged-fedramp-authorized-services"/>
<message>A FedRAMP SSP MUST include at least one authentication method for each leveraged system.</message>
</expect>
<expect id="component-has-non-provider-responsible-role" target="//component[(@type='system' and prop[@name='leveraged-authorization-uuid']) or (@type='service' and not(prop[@name='leveraged-authorization-uuid']) and prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type='service' and prop[@name='implementation-point' and @value='internal'] and prop[@name='direction']) or (@type='software' and prop[@name='asset-type' and @value='cli'] and prop[@name='direction'])]" test="count(responsible-role[not(@role-id='provider')]) >= 1" level="ERROR">
<expect id="component-has-non-provider-responsible-role" target="//component[(@type='system' and prop[@name='leveraged-authorization-uuid']) or (@type=('service', 'software') and not(prop[@name='leveraged-authorization-uuid']) and prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type=('service', 'software') and prop[@name='implementation-point' and @value='internal'] and prop[@name='communicates-externally' and @value='yes' and @ns='https://fedramp.gov/ns/oscal'])]" test="count(responsible-role[not(@role-id='provider')]) >= 1" level="ERROR">
<formal-name>Component Has Non-Provider Responsible Role</formal-name>
<prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/4-ssp-template-to-oscal-mapping/#external-systems-and-services-not-having-fedramp-authorization"/>
<message>A FedRAMP SSP MUST have each component describing leveraged systems, interconnections, or authorized services identify at least one responsible role other than "provider".</message>
</expect>
<expect id="component-has-provider-responsible-role" target="//component[(@type='system' and ./prop[@name='leveraged-authorization-uuid']) or (@type='service' and not(./prop[@name='leveraged-authorization-uuid']) and ./prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type='service' and ./prop[@name='implementation-point' and @value='internal'] and ./prop[@name='direction']) or (@type='software' and ./prop[@name='asset-type' and @value='cli'] and ./prop[@name='direction'])]" test="count(responsible-role[@role-id='provider']/party-uuid) = 1" level="ERROR">
<expect id="component-has-provider-responsible-role" target="//component[(@type='system' and prop[@name='leveraged-authorization-uuid']) or (@type=('service', 'software') and not(prop[@name='leveraged-authorization-uuid']) and prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type=('service', 'software') and prop[@name='implementation-point' and @value='internal'] and prop[@name='communicates-externally' and @value='yes' and @ns='https://fedramp.gov/ns/oscal'])]" test="count(responsible-role[@role-id='provider']/party-uuid) = 1" level="ERROR">
<formal-name>Component Has Provider Responsible Role</formal-name>
<prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/4-ssp-template-to-oscal-mapping/#external-systems-and-services-not-having-fedramp-authorization"/>
<message>A FedRAMP SSP MUST have each component describing leveraged systems, interconnections, or authorized services identify a "provider" role that references one responsible party.</message>
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