The RPM package management tool must cryptographically verify the authenticity of all software packages during installation.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-50597	OL6-00-000514	SV-64803r1_rule		High

Description
Ensuring all packages' cryptographic signatures are valid prior to installation ensures the provenance of the software and protects against malicious tampering.

STIG	Date
Oracle Linux 6 Security Technical Implementation Guide	2015-03-23

Details

Check Text ( C-53111r1_chk )
Verify RPM signature validation is not disabled: # grep nosignature /etc/rpmrc /usr/lib/rpm/rpmrc ~root/.rpmrc If any configuration is found, this is a finding.

Fix Text (F-55393r1_fix)
Edit the RPM configuration files containing the "nosignature" option and remove the option.