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Check: GEN003210 M6

MACOSX 10.6: GEN003210 M6 (in version v1 r3)

Title

The cron.deny file must not have an extended ACL. (Cat II impact)

Discussion

If there are excessive file permissions for the cron.deny file, sensitive information could be viewed or edited by unauthorized users.

Check Content

Open a terminal session and enter the following command to view the ACLs of the cron.deny file. ls -l /private/var/at/cron.deny If the permissions include a '+', the file has an extended ACL, this is a finding.

Fix Text

Open a terminal session and enter the following command to remove the extended ACLs. chmod -N /private/var/at/cron.deny

Additional Identifiers

Rule ID: SV-38115r1_rule

Vulnerability ID: V-22389

Group Title:

Expert Comments

Expert comments are only available to logged-in users.

CCIs

CCIs tied to check.

Number	Definition
CCI-000225	The organization employs the concept of least privilege, allowing only authorized accesses for users (and processes acting on behalf of users) which are necessary to accomplish assigned tasks in accordance with organizational missions and business functions.

Controls

Controls tied to check. These are derived from the CCIs shown above.

Number	Title
AC-6	Least Privilege