mail: smtp smuggling related settings

2024-01-04 20:42:15 +01:00 · 2024-01-04 20:42:15 +01:00 · 83d6c87415
parent 79230057af
commit 83d6c87415
1 changed files with 3 additions and 0 deletions
--- a/roles/mail/templates/postfix/main.cf.j2
+++ b/roles/mail/templates/postfix/main.cf.j2
@ -99,6 +99,9 @@ smtpd_recipient_restrictions =
    reject_unauth_pipelining
    reject_unverified_recipient

+# SMTP Smuggling
+smtpd_forbid_bare_newline = yes
+
 # rspamd Milter setup
 smtpd_milters = inet:localhost:11332
 non_smtpd_milters = inet:localhost:11332