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[security] SMTP smuggling: update short term fix (#2346)

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Update short term fix according to postfix advisory at https://www.postfix.org/smtp-smuggling.html.
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KiekerJan 2024-01-10 15:34:06 +01:00 committed by GitHub
parent 7646095b94
commit e931e103fe
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1 changed files with 2 additions and 1 deletions
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setup/mail-postfix.sh
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@ -72,7 +72,8 @@ tools/editconf.py /etc/postfix/main.cf \
# Guard against SMTP smuggling
# This short-term workaround is recommended at https://www.postfix.org/smtp-smuggling.html
tools/editconf.py /etc/postfix/main.cf \
smtpd_data_restrictions=reject_unauth_pipelining
smtpd_data_restrictions=reject_unauth_pipelining \
smtpd_discard_ehlo_keywords="chunking, silent-discard"
# ### Outgoing Mail