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fail2ban/config/filter.d/mssql-auth.conf

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Filter and Defaults for Microsoft SQL Server
5 years ago
# Fail2Ban filter for failed MSSQL Server authentication attempts
[Definition]
precise regex (left anchor and fewer catch-all's); fixed tests (added failJSON and more tests for some corner-cases around new RE)
4 years ago
failregex = ^\s*Logon\s+Login failed for user '<F-USER>(?:[^']*|.*)</F-USER>'\. [^'\[]+\[CLIENT: <ADDR>\]$
Filter and Defaults for Microsoft SQL Server
5 years ago
# DEV Notes:
# Tested with SQL Server 2019 on Ubuntu 18.04
#
# Example:
# 2020-02-24 14:48:55.12 Logon Login failed for user 'root'. Reason: Could not find a login matching the name provided. [CLIENT: 127.0.0.1]
#
# Author: Rüdiger Olschewsky
#