Package: proftpd
Version: 1.3.0-4
Severity: grave
Tags: security
Justification: user security hole


Hi,

Net ACLs in proftpd 1.3.0 seem to be buggy. Specifying a network using either
CIDR notation or a wildcard leads to proftpd granting access to every clients
regardless of their IP address.


My configuration:

   <Limit LOGIN>
   Order allow,deny
   Allow from 
::ffff:127.0.0.1,::ffff:62.4.18.94,::ffff:10.1.1.0/24,::ffff:10.1.2.0/24,::ffff:62.4.21.144/29
   Deny from all
   </Limit>

JB.

-- System Information:
Debian Release: testing/unstable
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: amd64 (x86_64)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.16
Locale: LANG=C, [EMAIL PROTECTED] (charmap=ISO-8859-15)

Versions of packages proftpd depends on:
ii  adduser                       3.87       Add and remove users and groups
ii  debconf                       1.5.0      Debian configuration management sy
ii  debianutils                   2.16       Miscellaneous utilities specific t
ii  libacl1                       2.2.36-1   Access control list shared library
ii  libattr1                      2.4.32-1   Extended attribute shared library
ii  libc6                         2.3.6-7    GNU C Library: Shared libraries
ii  libldap2                      2.1.30-13  OpenLDAP libraries
ii  libmysqlclient15off           5.0.20a-2  mysql database client library
ii  libncurses5                   5.5-1.1    Shared libraries for terminal hand
ii  libpam-runtime                0.79-3.1   Runtime support for the PAM librar
ii  libpam0g                      0.79-3.1   Pluggable Authentication Modules l
ii  libpq4                        8.1.3-4    PostgreSQL C client library
ii  libssl0.9.8                   0.9.8a-8   SSL shared libraries
ii  libwrap0                      7.6.dbs-9  Wietse Venema's TCP wrappers libra
ii  netbase                       4.25       Basic TCP/IP networking system
ii  perl                          5.8.8-4    Larry Wall's Practical Extraction 
ii  ucf                           2.009      Update Configuration File: preserv
ii  zlib1g                        1:1.2.3-11 compression library - runtime

proftpd recommends no packages.

-- debconf information:
* shared/proftpd/warning:
* shared/proftpd/inetd_or_standalone: standalone


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