AUSCERT External Security Bulletin Redistribution

            ESB-2003.0664 -- Debian Security Advisory DSA-386-1
          New libmailtools-perl packages fix input validation bug
                             22 September 2003


        AusCERT Security Bulletin Summary

Product:                libmailtools-perl
Publisher:              Debian
Operating System:       Debian GNU/Linux 3.0
Impact:                 Execute Arbitrary Code/Commands
Access Required:        Remote
CVE Names:              CAN-2002-1271

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Hash: SHA1

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Debian Security Advisory DSA 386-1                     security@debian.org
http://www.debian.org/security/                             Matt Zimmerman
September 18th, 2003                    http://www.debian.org/security/faq
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Package        : libmailtools-perl
Vulnerability  : input validation
Problem-Type   : local, remote
Debian-specific: no
CVE Ids        : CAN-2002-1271

The SuSE security team discovered during an audit that the
Mail::Mailer module, a Perl module used for sending email, whereby
potentially untrusted input is passed to a program such as mailx,
which may interpret certain escape sequences as commands to be

This bug has been fixed by removing support for programs such as mailx
as a transport for sending mail.  Instead, alternative mechanisms are

For the stable distribution (woody) this problem has been fixed in
version 1.44-1woody1.

For the unstable distribution (sid) this problem will be fixed soon.

We recommend that you update your libmailtools-perl package.

Upgrade Instructions
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wget url
        will fetch the file for you
dpkg -i file.deb
        will install the referenced file.

If you are using the apt-get package manager, use the line for
sources.list as given below:

apt-get update
        will update the internal database
apt-get upgrade
        will install corrected packages

You may use an automated update by adding the resources from the
footer to the proper configuration.

Debian GNU/Linux 3.0 alias woody
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  Source archives:

      Size/MD5 checksum:      678 ab509c1bbeae26c200d1fec924dde579
      Size/MD5 checksum:     4302 6ceda7fb60d34166280705507de7c4d7
      Size/MD5 checksum:    41496 4e00dbd04db2dc4a6fdfce6f848be158

  Architecture independent components:

      Size/MD5 checksum:    77952 bf650f36e83e287f4003386ed5ee62e6
      Size/MD5 checksum:     9980 cc6be5da5273b3f8efd4266163fe83f1

  These files will probably be moved into the stable distribution on
  its next revision.

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For apt-get: deb http://security.debian.org/ stable/updates main
For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main
Mailing list: debian-security-announce@lists.debian.org
Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>
Version: GnuPG v1.2.3 (GNU/Linux)


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