STIGQter STIGQter: STIG Summary: Oracle Linux 9 Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

OL 9 must require reauthentication when using the "sudo" command.

DISA Rule

SV-271722r1091878_rule

Vulnerability Number

V-271722

Group Title

SRG-OS-000480-GPOS-00227

Rule Version

OL09-00-002360

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Configure OL 9 to reauthenticate "sudo" commands after the specified timeout:

Add the following line to "/etc/sudoers":

Defaults timestamp_timeout=0

Check Contents

Verify that OL 9 requires reauthentication when using the "sudo" command to elevate privileges with the following command:

$ sudo grep -i 'timestamp_timeout' /etc/sudoers /etc/sudoers.d/*
/etc/sudoers:Defaults timestamp_timeout=0

If results are returned from more than one file location, this is a finding.

If "timestamp_timeout" is set to a negative number, is commented out, or no results are returned, this is a finding.

Vulnerability Number

V-271722

Documentable

False

Rule Version

OL09-00-002360

Severity Override Guidance

Verify that OL 9 requires reauthentication when using the "sudo" command to elevate privileges with the following command:

$ sudo grep -i 'timestamp_timeout' /etc/sudoers /etc/sudoers.d/*
/etc/sudoers:Defaults timestamp_timeout=0

If results are returned from more than one file location, this is a finding.

If "timestamp_timeout" is set to a negative number, is commented out, or no results are returned, this is a finding.

Check Content Reference

M

Target Key

5680