From b818f036f4e7f07a72ab16c7e65b5207f58a9dc7 Mon Sep 17 00:00:00 2001 From: Oleg Broytman Date: Mon, 27 Sep 2021 18:36:29 +0300 Subject: [PATCH] Feat(logcheck): Update `local-ssh` for Debian 11 --- playbooks/roles/logcheck/files/ignore.d/local-ssh | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/playbooks/roles/logcheck/files/ignore.d/local-ssh b/playbooks/roles/logcheck/files/ignore.d/local-ssh index ff5568c..7ef7021 100644 --- a/playbooks/roles/logcheck/files/ignore.d/local-ssh +++ b/playbooks/roles/logcheck/files/ignore.d/local-ssh @@ -3,6 +3,7 @@ ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Bad packet length [0-9]+\. \[preauth\] ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Bad protocol version identification ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Connection (closed|reset) by ((authenticating|invalid) user .+)?([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ \[preauth\] +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Connection (closed|reset) by ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Did not receive identification string from ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnected from ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ \[preauth\] ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnected from (authenticating|invalid) user .+([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ \[preauth\] @@ -14,9 +15,13 @@ ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Invalid user .+from ([0-9]{1,3}\.){3}[0-9]{1,3} ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: PAM service\(sshd\) ignoring max retries ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Protocol major versions differ -^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Unable to negotiate with ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+: no matching (host key type|key exchange method) found\. -^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Unable to negotiate with ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+: no matching cipher found +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Unable to negotiate with ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+: no matching (cipher|host key type|key exchange method) found\. +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: banner exchange: Connection from ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+: invalid format +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: error: connect_to [^ ]+: unknown host \(Temporary failure in name resolution\) ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: error: kex protocol error: type 30 seq 1 \[preauth\] +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: error: kex_exchange_identification: Connection closed by remote host +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: error: kex_exchange_identification: client sent invalid protocol identifier +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: error: kex_exchange_identification: read: Connection reset by peer ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: error: maximum authentication attempts exceeded for .+ from ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ ssh2 \[preauth\] ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: fatal: (Read from socket|Write) failed: Connection reset by peer ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: fatal: Unable to negotiate a key exchange method \[preauth\]$ -- 2.39.2