The default umask for system and users must be 077.
An XCCDF Rule
Description
<VulnDiscussion>Setting a very secure default value for umask ensures that users make a conscious choice about their file permissions.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-216341r603267_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
The root role is required.
Edit local and global initialization files containing "umask" and change them to use 077.
# pfedit /etc/default/login