[Xymon] Xymon and apache 2.4.35 security problem
Marco Avvisano
marco.avvisano at regione.toscana.it
Wed Oct 9 12:42:27 CEST 2019
Solved using this conf :
----------
ScriptAlias /xymon-seccgi/ "/usr/local/xymon/cgi-secure/"
<Directory "/usr/local/xymon/cgi-secure">
AllowOverride None
Options ExecCGI Includes FollowSymLinks
AuthUserFile /usr/local/xymon/server/etc/xymonpasswd
AuthGroupFile /usr/loca/xymon/server/etc/xymongroups
AuthType Basic
AuthName "Xymon Administration"
<RequireAll>
# "valid-user" restricts access to anyone who is logged in.
Require valid-user
# "group admins" restricts access to users who have logged in, AND
# are members of the "admins" group in xymongroups.
Require group admins
</RequireAll>
</Directory>
-------
Best Regards
Marco
Il 04/10/2019 11.30, Marco Avvisano ha scritto:
>
> Hi,
>
> i also recently upgraded to Apache/2.4.41 and xymon 4.30 and i had the
> same problem.
>
> I had to change from "Require all granted" to "Require all denied" to
> block access to /xymon-seccgi, but login not work for me
>
> Here the section from ssl.conf :
>
> ScriptAlias /xymon-seccgi/ "/usr/local/xymon/cgi-secure/"
> <Directory "/usr/local/xymon/cgi-secure">
> AllowOverride None
> Options ExecCGI Includes FollowSymLinks
> <IfModule mod_authz_core.c>
> # Apache 2.4+
> Require all denied
> </IfModule>
> <IfModule !mod_authz_core.c>
> Order deny,allow
> Allow from all
> </IfModule>
>
> # Password file where users with access to these scripts are kept.
> # Create it with "htpasswd -c
> /usr/local/xymon/server/etc/xymonpasswd USERNAME"
> # Add more users / change passwords with "htpasswd
> /usr/local/xymon/server/etc/xymonpasswd USERNAME"
> #
> # You can also use a group file to restrict admin access to
> members of a
> # group, instead of anyone who is logged in. In that case you must
> setup
> # the "xymongroups" file, and change the "Require" settings to require
> # a specific group membership. See the Apache docs for more details.
>
> AuthUserFile /usr/local/xymon/server/etc/xymonpasswd
> AuthGroupFile /usr/loca/xymon/server/etc/xymongroups
> AuthType Basic
> AuthName "Xymon Administration"
>
> # "valid-user" restricts access to anyone who is logged in.
> Require valid-user
>
> # "group admins" restricts access to users who have logged in, AND
> # are members of the "admins" group in xymongroups.
> # Require group admins
>
> </Directory>
>
> Any Ideas ?
>
> Best Regards,
>
> Marco
>
>
> Il 18/10/2018 22.11, LOZOVSKY, DANIEL L ha scritto:
>>
>> I recently upgraded to apache 2.4.35 and was having some issues with
>> password file to secure xymon-seccgi. I got not get apache to read
>> the password file. To get it to work I had to change from Require
>> all granted to Require all denied. Now, it works. I get prompted
>> to enter username and password.
>>
>> Here is the section from my httpd.conf file for your reference if you
>> will run into similar problems.
>>
>> ScriptAlias /xymon-seccgi/ "/opt/app/workload/bbapp/bb/cgi-secure/"
>>
>> <Directory "/opt/app/workload/bbapp/bb/cgi-secure">
>>
>> AllowOverride None
>>
>> Options ExecCGI Includes
>>
>> <IfModule mod_authz_core.c>
>>
>> # Apache 2.4+
>>
>> *Require all denied*
>>
>> </IfModule>
>>
>> <IfModule !mod_authz_core.c>
>>
>> Order deny,allow
>>
>> Allow from all
>>
>> </IfModule>
>>
>> # Password file where users with access to these scripts are kept.
>>
>> # Although expected in $XYMONHOME/etc/ by the useradm and chpasswd
>>
>> # scripts, files here can be read with the "config" message type,
>>
>> # which allows status-privileged clients to read arbitrary
>> regular files
>>
>> # from the directory.
>>
>> #
>>
>> # This file should be owned and readable only by the apache
>> server user,
>>
>> # and ideally merely a symlink to a location outside of
>> $XYMONHOME/etc/
>>
>> #
>>
>> # Create it with:
>>
>> # htpasswd -c
>> /opt/app/workload/bbapp/bb/server/etc/xymonpasswd USERNAME
>>
>> # chown apache:apache
>> /opt/app/workload/bbapp/bb/server/etc/xymonpasswd
>>
>> # chmod 640 /opt/app/workload/bbapp/bb/server/etc/xymonpasswd
>>
>> # Add more users / change passwords with: "htpasswd
>> /opt/app/workload/bbapp/bb/server/etc/xymonpasswd USERNAME"
>>
>> #
>>
>> # You can also use a group file to restrict admin access to
>> members of a
>>
>> # group, instead of anyone who is logged in. In that case you
>> must setup
>>
>> # the "xymongroups" file, and change the "Require" settings to
>> require
>>
>> # a specific group membership. See the Apache docs for more details.
>>
>> AuthUserFile /opt/app/workload/bbapp/bb/server/etc/xymonpasswd
>>
>> AuthGroupFile /opt/app/workload/bbapp/bb/server/etc/xymongroups
>>
>> AuthType Basic
>>
>> AuthName "Xymon Administration"
>>
>> # "valid-user" restricts access to anyone who is logged in.
>>
>> Require valid-user
>>
>> # "group admins" restricts access to users who have logged in, AND
>>
>> # are members of the "admins" group in xymongroups.
>>
>> # Require group admins
>>
>> </Directory>
>>
>> I also enabled the following modules.
>>
>> LoadModule authn_file_module modules/mod_authn_file.so
>>
>> LoadModule authn_dbm_module modules/mod_authn_dbm.so
>>
>> LoadModule authn_anon_module modules/mod_authn_anon.so
>>
>> LoadModule authn_core_module modules/mod_authn_core.so
>>
>> LoadModule authz_host_module modules/mod_authz_host.so
>>
>> LoadModule authz_groupfile_module modules/mod_authz_groupfile.so
>>
>> LoadModule authz_user_module modules/mod_authz_user.so
>>
>> LoadModule authz_core_module modules/mod_authz_core.so
>>
>> LoadModule access_compat_module modules/mod_access_compat.so
>>
>> LoadModule auth_basic_module modules/mod_auth_basic.so
>>
>> LoadModule reqtimeout_module modules/mod_reqtimeout.so
>>
>> LoadModule filter_module modules/mod_filter.so
>>
>> LoadModule mime_module modules/mod_mime.so
>>
>> LoadModule log_config_module modules/mod_log_config.so
>>
>> LoadModule env_module modules/mod_env.so
>>
>> LoadModule headers_module modules/mod_headers.so
>>
>> LoadModule setenvif_module modules/mod_setenvif.so
>>
>> LoadModule version_module modules/mod_version.so
>>
>> LoadModule unixd_module modules/mod_unixd.so
>>
>> LoadModule status_module modules/mod_status.so
>>
>> LoadModule autoindex_module modules/mod_autoindex.so
>>
>> LoadModule cgid_module modules/mod_cgid.so
>>
>> LoadModule dir_module modules/mod_dir.so
>>
>> LoadModule alias_module modules/mod_alias.so
>>
>> LoadModule rewrite_module modules/mod_rewrite.so
>>
>>
>>
>> _______________________________________________
>> Xymon mailing list
>> Xymon at xymon.com
>> http://lists.xymon.com/mailman/listinfo/xymon
>
>
>
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