TOSS 5 must not have the sendmail package installed.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-282634 | SRG-OS-000480-GPOS-00227 | TOSS-05-000122 | SV-282634r1200882_rule | 2026-04-01 | 1 |
Description
The "sendmail "software was not developed with security in mind, and its design prevents it from being effectively contained by SELinux. Postfix must be used instead.
ℹ️ Check
Verify the "sendmail" package is not installed using the following command:
$ sudo dnf list --installed sendmail
Error: No matching Packages to list
If the "sendmail" package is installed, this is a finding.
✔️ Fix
Remove the "sendmail" package using the following command:
$ sudo dnf remove sendmail