All system command files must have mode 755 or less permissive.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-50787	OL6-00-000047	SV-64993r2_rule		Medium

Description
System binaries are executed by privileged users, as well as system services, and restrictive permissions are necessary to ensure execution of these programs cannot be co-opted.

STIG	Date
Oracle Linux 6 Security Technical Implementation Guide	2018-03-01

Details

Check Text ( C-53259r2_chk )
System executables are stored in the following directories by default: /bin /usr/bin /usr/local/bin /sbin /usr/sbin /usr/local/sbin All files in these directories should not be group-writable or world-writable. To find system executables that are group-writable or world-writable, run the following command for each directory [DIR] which contains system executables: $ find -L [DIR] -perm /022 -type f If any system executables are found to be group-writable or world-writable, this is a finding.

Check Text ( C-53259r2_chk )

System executables are stored in the following directories by default:

/bin
/usr/bin
/usr/local/bin
/sbin
/usr/sbin
/usr/local/sbin

All files in these directories should not be group-writable or world-writable. To find system executables that are group-writable or world-writable, run the following command for each directory [DIR] which contains system executables:

$ find -L [DIR] -perm /022 -type f

If any system executables are found to be group-writable or world-writable, this is a finding.

Fix Text (F-55581r1_fix)
System executables are stored in the following directories by default: /bin /usr/bin /usr/local/bin /sbin /usr/sbin /usr/local/sbin If any file in these directories is found to be group-writable or world-writable, correct its permission with the following command: # chmod go-w [FILE]