bugtraq - [SAMBA-SECURITY] CVE-2007-2446: Multiple Heap Overflows Allow Remote Code Execution

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [day] [month] [year] [list]

Date: Sun, 13 May 2007 17:48:56 -0500
From: "Gerald (Jerry) Carter" <jerry@...ba.org>
To: bugtraq@...urityfocus.com
Cc: security@...ba.org
Subject: [SAMBA-SECURITY] CVE-2007-2446: Multiple Heap Overflows Allow Remote
 Code Execution

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

==========================================================
==
== Subject:     Multiple Heap Overflows Allow Remote
==              Code Execution
== CVE ID#:     CVE-2007-2446
==
== Versions:    Samba 3.0.0 - 3.0.25rc3 (inclusive)
==
== Summary:     Various bugs in Samba's NDR parsing
==              can allow a user to send specially
==              crafted MS-RPC requests that will
==              overwrite the heap space with user
==              defined data.
==
==========================================================

===========
Description
===========

Various bugs in Samba's NDR parsing can allow a user
to send specially crafted MS-RPC requests that will
overwrite the heap space with user defined data.

==================
Patch Availability
==================

A patch against Samba 3.0.24 has been posted at

  http://www.samba.org/samba/security/

==========
Workaround
==========

There is no immediate workaround for this defect that does
not involve changing the server code in the smbd daemon.
The Samba Team always encourages users to run the latest
stable release as a defense against attacks.  If this
is not immediately possible, administrators should read
the "Server Security" documentation found at

  http://www.samba.org/samba/docs/server_security.html

=======
Credits
=======

This vulnerability was reported to Samba developers by Brian
Schafer, TippingPoint Security Response Lead, as part
of the Zero Day Initiative (http://www.zerodayinitiative.com).

The time line is as follows:

* April 25, 2007: Four individual defects reported to the
  security@...ba.org email alias.
* April 25, 2007: Initial developer response by Samba
  developer Volker Lendecke.
* April 28, 2007: Patches for four defects released by
  Samba developer Jeremy Allison to ZDI for testing.
* May 3, 2007: Fixed confirmed by original reporter.
* May 5, 2007: Fifth defect reported to security@...ba.org.
* May 5, 2007: Patches for fifth defects released to ZDI
  for testing by Samba developer Jeremy Allison.
* May 10, Announcement to vendor-sec mailing list
* May 14, 2007: Public announcement of the security issue.

==========================================================
== Our Code, Our Bugs, Our Responsibility.
== The Samba Team
==========================================================

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org

iD8DBQFGR5XYIR7qMdg1EfYRAt3rAJ9fF3obUfyUBxr46Qx7RJSY+aDCzACgivcK
oBThjTk/tZkqjRMuVYSiT8g=
=Qzo8
-----END PGP SIGNATURE-----