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Check: GEN005340

AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE: GEN005340 (in versions v1 r14 through v1 r10)

Title

Management Information Base (MIB) files must have mode 0640 or less permissive. (Cat II impact)

Discussion

The ability to read the MIB file could impart special knowledge to an intruder or malicious user about the ability to extract compromising information about the system or network.

Check Content

Check the modes for all Management Information Base (MIB) files on the system. Procedure: # find / -name *.mib -print # ls -lL <mib file> If any file is returned that does not have mode 0640 or less permissive, this is a finding.

Fix Text

Change the mode of MIB files to 0640. Procedure: # chmod 0640 <mib file>

Additional Identifiers

Rule ID: SV-995r2_rule

Vulnerability ID: V-995

Group Title: GEN005340

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