STIGQter STIGQter: STIG Summary: VMware vSphere 7.0 vCenter Appliance Photon OS Security Technical Implementation Guide Version: 1 Release: 4 Benchmark Date: 30 Jan 2025:

The Photon operating system must set the "umask" parameter correctly.

DISA Rule

SV-256583r991590_rule

Vulnerability Number

V-256583

Group Title

SRG-OS-000480-GPOS-00228

Rule Version

PHTN-30-000114

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Navigate to and open:

/etc/login.defs

Ensure the "UMASK" line is uncommented and set to the following:

UMASK 077

Check Contents

At the command line, run the following command:

# grep ^UMASK /etc/login.defs

Example result:

UMASK 077

If "UMASK" is not configured to "077", this a finding.

Note: "UMASK" should only be specified once in login.defs.

Vulnerability Number

V-256583

Documentable

False

Rule Version

PHTN-30-000114

Severity Override Guidance

At the command line, run the following command:

# grep ^UMASK /etc/login.defs

Example result:

UMASK 077

If "UMASK" is not configured to "077", this a finding.

Note: "UMASK" should only be specified once in login.defs.

Check Content Reference

M

Target Key

5520