UCF STIG Viewer Logo

The Photon operating system TDNF package management tool must cryptographically verify the authenticity of all software packages during installation for all repos.


Finding ID Version Rule ID IA Controls Severity
V-258864 PHTN-40-000199 SV-258864r933653_rule High
Installation of any nontrusted software, patches, service packs, device drivers, or operating system components can significantly affect the overall security of the operating system. This requirement ensures the software has not been tampered with and has been provided by a trusted vendor.
VMware vSphere 8.0 vCenter Appliance Photon OS 4.0 Security Technical Implementation Guide 2023-10-29


Check Text ( C-62604r933651_chk )
At the command line, run the following command to verify software packages are cryptographically verified during installation:

# grep gpgcheck /etc/yum.repos.d/*

If "gpgcheck" is not set to "1" in any returned file, this is a finding.
Fix Text (F-62513r933652_fix)
Open the file where "gpgcheck" is not set to 1 with a text editor.

Add or update the following line: