Update logcheck rules for ssh

1 files changed, 3 insertions, 1 deletions

diff --git a/files/etc/logcheck/ignore.d.server/local-ssh b/files/etc/logcheck/ignore.d.server/local-ssh
index 72c0d0a..de2e67e 100644
--- a/files/etc/logcheck/ignore.d.server/local-ssh
+++ b/files/etc/logcheck/ignore.d.server/local-ssh
@@ -11,7 +11,7 @@
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnected from (authenticating|invalid) user [[:alnum:][:punct:]]* [:[:xdigit:].]+ port [[:digit:]]+ \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnecting: bad client public DH value \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnecting: Change of username or service not allowed: \([^,]*,ssh-connection\) -> \([^,]*,[^)]+\)? \[preauth\]$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnecting invalid user [[:alnum:][:punct:]]* [:.[:xdigit:]]+ port [[:digit:]]+: Change of username or service not allowed: \([^,]*,ssh-connection\) -> \([^,]*,[^)]+\)? \[preauth\]$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnecting (authenticating|invalid) user [[:alnum:][:punct:]]* [:.[:xdigit:]]+ port [[:digit:]]+: Change of username or service not allowed: \([^,]*,ssh-connection\) -> \([^,]*,[^)]+\)? \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnecting: Packet corrupt \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnecting: Too many authentication failures for (invalid user|root) [[:alnum:]]+ from [[:digit:].]+ port [[:digit:]]+ ssh2 \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Disconnecting: Too many authentication failures \[preauth\]$
@@ -74,11 +74,13 @@
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: PAM service\(sshd\) ignoring max retries; [[:digit:]] > [[:digit:]]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: pam_unix\(sshd:auth\): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=[^[:space:]]+([[:space:]]+user=(root|nobody|backup|daemon|www-data|games|news|mail|lp|sync|uucp|identd|gnats|irc|list|proxy|sys|nagios|mysql|bin|ftp|sshd|smmsp|snmp|man|ntp|quagga|libuuid|Debian-exim|proftpd|logcheck|vmail|statd|dovecot|postfix|puppet|bacula))?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: pam_unix\(sshd:auth\): check pass; user unknown
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: pam_unix\(sshd:auth\): bad username [[:alnum:][:space:][:digit:][:punct:]]*$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Postponed (publickey|keyboard-interactive) for ([^[:space:]]+|invalid user)[[:space:]]+from [^[:space:]]+ port [[:digit:]]+ ssh2 \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Unable to negotiate with [:.[:xdigit:]]+ port [[:digit:]]+: no matching (cipher|key exchange method|host key type) found\. Their offer: .* \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: User [._[:alnum:]-]+ from [[:alnum:].-]+ not allowed because none of user's groups are listed in AllowGroups$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: warning: can't get client address: Connection reset by peer$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: ssh_dispatch_run_fatal: Connection from [:.[:xdigit:]]+ port [[:digit:]]+: Broken pipe \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: ssh_dispatch_run_fatal: Connection from [:.[:xdigit:]]+ port [[:digit:]]+: message authentication code incorrect \[preauth\]$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: ssh_dispatch_run_fatal: Connection from authenticating user [[:alnum:][:space:][:digit:][:punct:]] [:.[:xdigit:]]+ port [[:digit:]]+: message authentication code incorrect \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: packet_write_wait: Connection from [:.[:xdigit:]]+ port [[:digit:]]+: Broken pipe \[preauth\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: WARNING: no suitable primes in /etc/ssh/moduli$