Default system accounts (with the exception of root) must not be listed in the at.allow file or must be included in the at.deny file if the at.allow file does not exist.

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Default system accounts (with the exception of root) must not be listed in the at.allow file or must be included in the at.deny file if the at.allow file does not exist.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-986	GEN003320	SV-37517r1_rule	ECPA-1	Medium

Description
Default accounts, such as bin, sys, adm, uucp, daemon, and others, should never have access to the "at" facility. This would create a possible vulnerability open to intruders or malicious users.

STIG	Date
Red Hat Enterprise Linux 5 Security Technical Implementation Guide	2014-01-09

Details

Check Text ( C-36177r1_chk )
# more /etc/at.allow If default accounts (such as bin, sys, adm, and others) are listed in the at.allow file, this is a finding.

Fix Text (F-31427r1_fix)
Remove the default accounts (such as bin, sys, adm, and others, traditionally UID less than 500) from the at.allow file.