The Exchange application directory must be protected from unauthorized access.
An XCCDF Rule
Description
<VulnDiscussion>Default product installations may provide more generous access permissions than are necessary to run the application. By examining and tailoring access permissions to more closely provide the least amount of privilege possible, attack vectors that align with user permissions are less likely to access more highly secured areas.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-228400r879751_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Update the EDSP to specify the authorized groups and users that have access to the Exchange application directories or verify that this information is documented by the organization.
Navigate to the Exchange application directory and remove or modify the group or user access permissions.
Note: The default installation directory is \Program Files\Microsoft\Exchange Server\V15.