Package: dovecot-imapd Version: 1:2.2.31-1 Severity: normal Dear Maintainer,
After upgrading dovecot, MacOSX El Capitan and IOS versions below 8 can no longer connect. The error in the log is: SSL_accept() failed: error:1417D18C:SSL routines:tls_process_client_hello:version too low, session=... How can I reenable TLSv1 ? The obvious ssl_protocols = TLSv1, TLSv1.1, TLSv1.2, !SSLv2, !SSLv4 doesn't work for me. -- Package-specific info: dovecot configuration --------------------- # 2.2.31 (65cde28): /etc/dovecot/dovecot.conf # Pigeonhole version 0.4.19 (e5c7051) # OS: Linux 4.10.0-rc4+ x86_64 Debian buster/sid first_valid_uid = 130 mail_access_groups = mail mail_location = mbox:~/Mail/:INBOX=/var/mail/%u:INDEX=/var/indices/%u mail_privileged_group = mail namespace inbox { inbox = yes location = mailbox Drafts { special_use = \Drafts } mailbox Junk { special_use = \Junk } mailbox Sent { special_use = \Sent } mailbox "Sent Messages" { special_use = \Sent } mailbox Trash { special_use = \Trash } prefix = } passdb { driver = pam } protocols = " imap" ssl_cert = </etc/dovecot/dovecot.pem ssl_cipher_list = ALL:LOW:!SSLv2:!EXP:!aNULL:!eNULL ssl_key = # hidden, use -P to show it userdb { driver = passwd } -- System Information: Debian Release: buster/sid APT prefers oldstable APT policy: (990, 'oldstable'), (300, 'unstable') Architecture: amd64 (x86_64) Kernel: Linux 4.10.0-rc4+ (SMP w/4 CPU cores) Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968) Shell: /bin/sh linked to /bin/dash Init: sysvinit (via /sbin/init) Versions of packages dovecot-imapd depends on: ii dovecot-core 1:2.2.31-1 ii libbz2-1.0 1.0.6-8.1 ii libc6 2.24-15 ii liblz4-1 0.0~r131-2+b1 ii liblzma5 5.2.2-1.3 ii ucf 3.0036 ii zlib1g 1:1.2.8.dfsg-5 dovecot-imapd recommends no packages. Versions of packages dovecot-imapd suggests: pn ufw <none> Versions of packages dovecot-imapd is related to: ii dovecot-core [dovecot-common] 1:2.2.31-1 pn dovecot-dbg <none> pn dovecot-dev <none> pn dovecot-gssapi <none> ii dovecot-imapd 1:2.2.31-1 pn dovecot-ldap <none> pn dovecot-lmtpd <none> pn dovecot-managesieved <none> pn dovecot-mysql <none> pn dovecot-pgsql <none> pn dovecot-pop3d <none> pn dovecot-sieve <none> pn dovecot-sqlite <none> -- no debconf information