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authorHendrik Jäger <gitcommit@henk.geekmail.org>2023-09-07 15:04:22 +0200
committerHendrik Jäger <gitcommit@henk.geekmail.org>2023-09-07 15:04:22 +0200
commit04bbb69494521d656bd312d73aeda849c0e71cfc (patch)
treed135d3303abf84c588c060bcab2f65994c93fb5c
parent24bba54445e0a7c17a50ddce05e31f12f4cf4e10 (diff)
exim config example: untainting user inputfix/exim_config_tainted
-rw-r--r--schleuder/docs/server-admins.md7
1 files changed, 4 insertions, 3 deletions
diff --git a/schleuder/docs/server-admins.md b/schleuder/docs/server-admins.md
index ed28bc0..8bcf2c5 100644
--- a/schleuder/docs/server-admins.md
+++ b/schleuder/docs/server-admins.md
@@ -171,7 +171,8 @@ Within the `begin routers` section of your `exim.conf` you can add the following
mlschleuder:
driver = accept
- condition = ${lookup {$local_part@$domain}lsearch{/etc/exim/schleuder-lists} {yes}{no}}
+ require_files = /etc/exim/schleuder-lists
+ address_data = ${lookup {$local_part@$domain} lsearch,ret=key {/etc/exim/schleuder-lists} {$value} fail}
local_part_suffix_optional
local_part_suffix = +* : -bounce : -sendkey : -request : -owner
transport = mlschleuder_transport_local
@@ -186,8 +187,8 @@ Within the `begin transports` section of your `exim.conf` you then configure the
group = schleuder
# schleuders generates nice log messages for some of the problems
return_fail_output = true
- home_directory = /var/lib/schleuder/lists/$domain/$local_part
- command = "/usr/bin/schleuder work $local_part$local_part_suffix@$domain"
+ home_directory = /var/lib/schleuder/lists/${domain:$address_data}/${local_part:$address_data}
+ command = "/usr/bin/schleuder work ${local_part:$address_data}${local_part_suffix}@${domain:$address_data}"
message_size_limit = 10M
Please note that we keep the `$local_part_suffix` when handing the mail over to schleuder, so schleuder can e.g. detect bounces or sendkey emails properly.