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V-254843

CAT II (Medium)

The Tanium Operating System (TanOS) must enforce 24 hours/one day as the maximum password lifetime.

Rule ID

SV-254843r1015851_rule

STIG

Tanium 7.x Operating System on TanOS Security Technical Implementation Guide

Version

V2R2

CCIs

CCI-004066 CCI-000198

Discussion

Enforcing a minimum password lifetime helps to prevent repeated password changes to defeat the password reuse or history enforcement requirement. If users are allowed to immediately and continually change their password, then the password could be repeatedly changed in a short period of time to defeat the organization's policy regarding password reuse.

Check Content

1. Access the Tanium Server interactively.

2. Log on to the TanOS server with the tanadmin role.

3. Press "C" for "User Administration Menu".

4. Press "L" for "Local Tanium User Management".

5. Press "B" for "Security Policy Local Authentication Service".

If the "Password Minimum Age (days)" is not set to "1", this is a finding.

Fix Text

1. Access the Tanium Server interactively.

2. Log on to the TanOS server with the tanadmin role.

3. Press "C" for "User Administration Menu".

4. Press "L" for "Local Tanium User Management".

5. Press "B" for "Security Policy Local Authentication Service".

6. Type "Yes".

7. Set the value for "Define the minimum password in days [0 - 20]" to "1".

8. Press "Enter" to accept the current values for the rest of the options.

9. Type "Yes" to apply the new security policy.