-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

______________________________________________________________________________
                   Caldera International, Inc. Security Advisory

Subject: Linux - Remote exploit against mutt
Advisory number: CSSA-2002-002.0
Issue date: 2002, January 25
Cross reference:
______________________________________________________________________________

1. Problem Description

   The mail user agent mutt is susceptible to a remote attack. By sending
   a message with an overlong email address, the attacker is able to
   overwrite a single memory location with a zero byte, which can be
   exploited to execute arbitary code within the account of the email
   recipient.

2. Vulnerable Versions

   System Package
   -----------------------------------------------------------
   OpenLinux 2.3 All packages previous to
                                 mutt-1.2.5-12OL
   
   OpenLinux eServer 2.3.1 All packages previous to
   and OpenLinux eBuilder mutt-1.2.5-12
   
   OpenLinux eDesktop 2.4 All packages previous to
                                 mutt-1.2.5-12
   
   OpenLinux Server 3.1 All packages previous to
                                 mutt-1.2.5-12
   
   OpenLinux Workstation 3.1 All packages previous to
                                 mutt-1.2.5-12
   
   OpenLinux 3.1 IA64 All packages previous to
                                 mutt-1.2.5-12
   
   OpenLinux Server 3.1.1 All packages previous to
                                 mutt-1.2.5-12
   
   OpenLinux Workstation All packages previous to
   3.1.1 mutt-1.2.5-12
   

3. Solution

   Workaround

     none

   The proper solution is to upgrade to the latest packages.

4. OpenLinux 2.3

    4.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/2.3/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/2.3/current/SRPMS

   4.2 Verification

       700b96d068e212e9f68bff794b60acc1 RPMS/mutt-1.2.5-12OL.i386.rpm
       a4d1e0af855f96222d0ffbb5ca459c3f SRPMS/mutt-1.2.5-12OL.src.rpm
       

   4.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12OL.i386.rpm
         

5. OpenLinux eServer 2.3.1 and OpenLinux eBuilder for ECential 3.0

    5.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/eServer/2.3/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/eServer/2.3/current/SRPMS

   5.2 Verification

       fe2f279aaeb31c46b4ae8d61545d5bbc RPMS/mutt-1.2.5-12.i386.rpm
       00faa11c92b970c6564ace29c9680258 SRPMS/mutt-1.2.5-12.src.rpm
       

   5.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12.i386.rpm
         

6. OpenLinux eDesktop 2.4

    6.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/eDesktop/2.4/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/eDesktop/2.4/current/SRPMS

   6.2 Verification

       a3996a484ac426c8200fcd7b8c1af39b RPMS/mutt-1.2.5-12.i386.rpm
       00faa11c92b970c6564ace29c9680258 SRPMS/mutt-1.2.5-12.src.rpm
       

   6.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12.i386.rpm
         

7. OpenLinux 3.1 Server

    7.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/SRPMS

   7.2 Verification

       7997da37ee8266a528111c32cc47a7d9 RPMS/mutt-1.2.5-12.i386.rpm
       00faa11c92b970c6564ace29c9680258 SRPMS/mutt-1.2.5-12.src.rpm
       

   7.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12.i386.rpm
         

8. OpenLinux 3.1 Workstation

    8.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Workstation/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Workstation/current/SRPMS

   8.2 Verification

       7997da37ee8266a528111c32cc47a7d9 RPMS/mutt-1.2.5-12.i386.rpm
       00faa11c92b970c6564ace29c9680258 SRPMS/mutt-1.2.5-12.src.rpm
       

   8.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12.i386.rpm
         

9. OpenLinux 3.1 IA64

    9.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/IA64/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/IA64/current/SRPMS

   9.2 Verification

       214b0654c02f9a537bd1647c6a193a71 RPMS/mutt-1.2.5-12.ia64.rpm
       00faa11c92b970c6564ace29c9680258 SRPMS/mutt-1.2.5-12.src.rpm
       

   9.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12.ia64.rpm
         

10. OpenLinux 3.1.1 Server

    10.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/SRPMS

   10.2 Verification

       5ad86d1e449396fb3f765c79d307f1f9 RPMS/mutt-1.2.5-12.i386.rpm
       00faa11c92b970c6564ace29c9680258 SRPMS/mutt-1.2.5-12.src.rpm
       

   10.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12.i386.rpm
         

11. OpenLinux 3.1.1 Workstation

    11.1 Location of Fixed Packages

       The upgrade packages can be found on Caldera's FTP site at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/current/RPMS

       The corresponding source code package can be found at:

       ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/current/SRPMS

   11.2 Verification

       5ad86d1e449396fb3f765c79d307f1f9 RPMS/mutt-1.2.5-12.i386.rpm
       00faa11c92b970c6564ace29c9680258 SRPMS/mutt-1.2.5-12.src.rpm
       

   11.3 Installing Fixed Packages

       Upgrade the affected packages with the following commands:

         rpm -Fvh mutt-1.2.5-12.i386.rpm
         

12. References

   This and other Caldera security resources are located at:

   http://www.caldera.com/support/security/index.html

   This security fix closes Caldera's internal Problem Report 11295.

13. Disclaimer

   Caldera International, Inc. is not responsible for the misuse of
   any of the information we provide on this website and/or through our
   security advisories. Our advisories are a service to our customers
   intended to promote secure installation and use of Caldera OpenLinux.

14. Acknowledgements

   Caldera International wishes to thank Thomas Roessler for his
   cooperation, and providing a fix.
______________________________________________________________________________
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.0.6 (GNU/Linux)
Comment: For info see http://www.gnupg.org

iD8DBQE8X8GZ18sy83A/qfwRAl9zAKCqbnF3E55MpKCC10e/EBZ9g5L1nACgqwcw
uunVcXEUJXbZQ6PrH26VECE=
=aK2d
-----END PGP SIGNATURE-----

• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]