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Category:   Application (Generic)  >   Rsync Vendors:   rsync.samba.org
(SGI Issues Fix for SGI ProPack) Rsync Heap Overflow in Daemon Mode Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1008443
SecurityTracker URL:  http://securitytracker.com/id/1008443
CVE Reference:   CAN-2003-0962   (Links to External Site)
Date:  Dec 11 2003
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.5.6 and prior versions
Description:   A vulnerability was reported in rsync. A remote user can execute arbitrary code on the target system.

It is reported that a remote user can connect to a target server running rsync on TCP port 873 and send specially crafted data to execute arbitrary code. The code will run with the privileges of the rsync daemon.

Only systems that are running rsync in daemon mode are reportedly affected.

Impact:   A remote user can execute arbitrary code with the privileges of the rsync daemon.
Solution:   SGI has issued a fix (Patch 10037; SGI Advanced Linux Environment security update #6), available at:

http://support.sgi.com/
ftp://patches.sgi.com/support/free/security/patches/ProPack/2.3/

The individual RPMs from Patch 10037 are available at:

ftp://oss.sgi.com/projects/sgi_propack/download/2.3/updates/RPMS
ftp://oss.sgi.com/projects/sgi_propack/download/2.3/updates/SRPMS

Vendor URL:  rsync.samba.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:   Linux (SGI)

Message History:   This archive entry is a follow-up to the message listed below.
Dec 4 2003 Rsync Heap Overflow in Daemon Mode Lets Remote Users Execute Arbitrary Code



 Source Message Contents

Date:  Wed, 10 Dec 2003 09:09:51 -0800
Subject:  SGI Advanced Linux Environment security update #6


-----BEGIN PGP SIGNED MESSAGE-----

______________________________________________________________________________
                           SGI Security Advisory

  Title     : SGI Advanced Linux Environment security update #6
  Number    : 20031202-01-U
  Date      : December 10, 2003
  Reference : Red Hat Advisory RHSA-2003:399-06, CAN-2003-0962
  Fixed in  : Patch 10037 for SGI ProPack v2.3
______________________________________________________________________________

SGI provides this information freely to the SGI user community for its
consideration, interpretation, implementation and use.  SGI recommends that
this information be acted upon as soon as possible.

SGI provides the information in this Security Advisory on an "AS-IS" basis
only, and disclaims all warranties with respect thereto, express, implied
or otherwise, including, without limitation, any warranty of merchantability
or fitness for a particular purpose.  In no event shall SGI be liable for
any loss of profits, loss of business, loss of data or for any indirect,
special, exemplary, incidental or consequential damages of any kind arising
from your use of, failure to use or improper use of any of the instructions
or information in this Security Advisory.
______________________________________________________________________________

- --------------
- --- Update ---
- --------------

SGI has released Patch 10037: SGI Advanced Linux Environment security
update #6, which includes updated RPMs for SGI ProPack v2.3 for the Altix
family of systems, in response to the following erratas released by Red Hat:

 New rsync packages fix remote security vulnerability
 http://rhn.redhat.com/errata/RHSA-2003-399.html

Patch 10037 is available from http://support.sgi.com/ and
ftp://patches.sgi.com/support/free/security/patches/ProPack/2.3/

The individual RPMs from Patch 10037 are available from:
ftp://oss.sgi.com/projects/sgi_propack/download/2.3/updates/RPMS
ftp://oss.sgi.com/projects/sgi_propack/download/2.3/updates/SRPMS


- -------------
- --- Links ---
- -------------

SGI Security Advisories can be found at:
http://www.sgi.com/support/security/ and
ftp://patches.sgi.com/support/free/security/advisories/

Red Hat Errata: Security Alerts, Bugfixes, and Enhancements
http://www.redhat.com/apps/support/errata/

SGI Advanced Linux Environment security updates can found on:
ftp://oss.sgi.com/projects/sgi_propack/download/

SGI patches can be found at the following patch servers:
http://support.sgi.com/

The primary SGI anonymous FTP site for security advisories and
security patches is ftp://patches.sgi.com/support/free/security/


- -----------------------------------------
- --- SGI Security Information/Contacts ---
- -----------------------------------------

If there are questions about this document, email can be sent to
security-info@sgi.com.

                      ------oOo------

SGI provides security information and patches for use by the entire SGI
community.  This information is freely available to any person needing the
information and is available via anonymous FTP and the Web.

The primary SGI anonymous FTP site for security advisories and patches is
patches.sgi.com.  Security advisories and patches are located under the URL
ftp://patches.sgi.com/support/free/security/

The SGI Security Headquarters Web page is accessible at the URL:
http://www.sgi.com/support/security/

For issues with the patches on the FTP sites, email can be sent to
security-info@sgi.com.

For assistance obtaining or working with security patches, please
contact your SGI support provider.

                      ------oOo------

SGI provides a free security mailing list service called wiretap and
encourages interested parties to self-subscribe to receive (via email) all
SGI Security Advisories when they are released. Subscribing to the mailing
list can be done via the Web
(http://www.sgi.com/support/security/wiretap.html) or by sending email to
SGI as outlined below.

% mail wiretap-request@sgi.com
subscribe wiretap < YourEmailAddress such as midwatch@sgi.com >
end
^d

In the example above, <YourEmailAddress> is the email address that you wish
the mailing list information sent to.  The word end must be on a separate
line to indicate the end of the body of the message. The control-d (^d) is
used to indicate to the mail program that you are finished composing the
mail message.


                      ------oOo------

SGI provides a comprehensive customer World Wide Web site. This site is
located at http://www.sgi.com/support/security/ .

                      ------oOo------

If there are general security questions on SGI systems, email can be sent to
security-info@sgi.com.

For reporting *NEW* SGI security issues, email can be sent to
security-alert@sgi.com or contact your SGI support provider.  A support
contract is not required for submitting a security report.

______________________________________________________________________________
      This information is provided freely to all interested parties
      and may be redistributed provided that it is not altered in any
      way, SGI is appropriately credited and the document retains and
      includes its valid PGP signature.

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