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The kernel core dump data directory must have mode 0700 or less permissive.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22406 GEN003522 SV-38863r1_rule ECLP-1 Low
Description
Kernel core dumps may contain the full contents of system memory at the time of the crash. As the system memory may contain sensitive information, it must be protected accordingly. If the mode of the kernel core dump data directory is more permissive than 0700, unauthorized users may be able to view or to modify kernel core dump data files.
STIG Date
AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE 2017-12-08

Details

Check Text ( C-37856r1_chk )
Determine the core file copy location.

# sysdumpdev -l | grep "core dir"

Determine the mode of the kernel core dump data directory.
# ls -lLd < directory >

If the mode is more permissive than 0700, this is a finding.
Fix Text (F-33118r1_fix)
Change the mode of the kernel core dump data directory to 0700.

# chmod 0700 < directory >