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Category:   Application (File Transfer/Sharing)  >   Samba Vendors:
(HP Issues Fix) Samba nmbd Buffer Overflow in Processing GETDC mailslot Requests Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1019593
SecurityTracker URL:
CVE Reference:   CVE-2007-4572   (Links to External Site)
Date:  Mar 11 2008
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): HP CIFS Server vA.02.03.02
Description:   A vulnerability was reported in Samba. A remote user can execute arbitrary code on the target system.

A remote user can send specially crafted GETDC mailslot requests to trigger a buffer overflow in nmbd and execute arbitrary code on the target system. The code will run with the privileges of the target service.

The vendor discovered this vulnerability on September 13, 2007.

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   HP has released a fixed version of HP CIFS Server (vA.02.03.03).

The HP advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Boundary error
Underlying OS:  UNIX (HP/UX)
Underlying OS Comments:  B.11.11, B.11.23, B.11.31

Message History:   This archive entry is a follow-up to the message listed below.
Nov 15 2007 Samba nmbd Buffer Overflow in Processing GETDC mailslot Requests Lets Remote Users Execute Arbitrary Code

 Source Message Contents

Subject:  [security bulletin] HPSBUX02316 SSRT071495 rev.1 - HP-UX running HP CIFS Server (Samba), Remote Execution of Arbitrary Code

Hash: SHA1


Document ID: c01377687
Version: 1

HPSBUX02316 SSRT071495 rev.1 - HP-UX running HP CIFS Server (Samba), Remote Execution of Arbitrary Code

NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.

Release Date: 2008-03-10
Last Updated: 2008-03-08

Potential Security Impact: Remote execution of arbitrary code

Source: Hewlett-Packard Company, HP Software Security Response Team

A potential security vulnerability has been identified with HP-UX running HP CIFS Server (Samba). The vulnerability could be exploited
 remotely to execute arbitrary code.

References: CVE-2007-4572, CVE-2007-5398, CVE-2007-6015

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP CIFS Server vA.02.03.02 or earlier running on HP-UX B.11.11, B.11.23, and B.11.31.


CVSS 2.0 Base Metrics 

Reference                        Base Vector                Base Score 
CVE-2007-4572   (AV:N/AC:M/Au:N/C:C/I:C/A:C)    9.3
CVE-2007-5398   (AV:N/AC:M/Au:N/C:C/I:C/A:C)    9.3
CVE-2007-6015   (AV:N/AC:M/Au:N/C:C/I:C/A:C)    9.3
Information on CVSS is documented in HP Customer Notice: HPSN-2008-002. 

HP CIFS Server A.02.03.03 is based on Samba 3.0.22 and includes selected changes from Samba 3.0.25. 

HP has provided the following software updates to resolve this vulnerability. 

HP CIFS Server (Samba) vA02.03.03 for HP-UX B.11.11, B.11.23, B.11.31 
The updates are available for download from: 

HP CIFS Server (Samba) on HP-UX B.11.11, B.11.23, B.11.31 - install vA.02.03.03 or subsequent. 


HP-UX Software Assistant: HP-UX Software Assistant is an enhanced application that replaces HP-UX Security Patch Check. It analyzes
 all Security Bulletins issued by HP and lists recommended actions that may apply to a specific HP-UX system. It can also download
 patches and create a depot automatically. For more information see: 

The following text is for use by the HP-UX Software Assistant. 


HP-UX B.11.11 
HP-UX B.11.23 
HP-UX B.11.31 
action: install revision A.02.03.03 or subsequent 


Version: 1 (rev.1) - 10 March 2008 Initial release 

Third Party Security Patches: Third party security patches which are to be installed on systems running HP software products should
 be applied in accordance with the customer's patch management policy. 

Support: For further information, contact normal HP Services support channel.

Report: To report a potential security vulnerability with any HP supported product, send Email to: 
It is strongly recommended that security related information being communicated to HP be encrypted using PGP, especially exploit information.
To get the security-alert PGP key, please send an e-mail message as follows:
  Subject: get key

Subscribe: To initiate a subscription to receive future HP Security Bulletins via Email: 
On the web page: ITRC security bulletins and patch sign-up 
Under Step1: your ITRC security bulletins and patches 
  - check ALL categories for which alerts are required and continue.
Under Step2: your ITRC operating systems 
  - verify your operating system selections are checked and save.

To update an existing subscription: 
Log in on the web page: Subscriber's choice for Business: sign-in. 
On the web page: Subscriber's Choice: your profile summary - use Edit Profile to update appropriate sections.

To review previously published Security Bulletins visit: 

* The Software Product Category that this Security Bulletin relates to is represented by the 5th and 6th characters of the Bulletin
 number in the title: 

GN = HP General SW
MA = HP Management Agents
MI = Misc. 3rd Party SW
NS = HP NonStop Servers
PI = HP Printing & Imaging
ST = HP Storage SW
TL = HP Trusted Linux
TU = HP Tru64 UNIX
VV = HP VirtualVault

System management and security procedures must be reviewed frequently to maintain system integrity. HP is continually reviewing and
 enhancing the security features of software products to provide customers with current secure solutions.

"HP is broadly distributing this Security Bulletin in order to bring to the attention of users of the affected HP products the important
 security information contained in this Bulletin. HP recommends that all users determine the applicability of this information to
 their individual situations and take appropriate action. HP does not warrant that this information is necessarily accurate or complete
 for all user situations and, consequently, HP will not be responsible for any damages resulting from user's use or disregard of the
 information provided in this Bulletin. To the extent permitted by law, HP disclaims all warranties, either express or implied, including
 the warranties of merchantability and fitness for a particular purpose, title and non-infringement."

Hewlett-Packard Company shall not be liable for technical or editorial errors or omissions contained herein. The information provided
 is provided "as is" without warranty of any kind. To the extent permitted by law, neither HP or its affiliates, subcontractors or
 suppliers will be liable for incidental, special or consequential damages including downtime cost; lost profits; damages relating
 to the procurement of substitute products or services; or damages for loss of data, or software restoration. The information in this
 document is subject to change without notice. Hewlett-Packard Company and the names of Hewlett-Packard products referenced herein
 are trademarks of Hewlett-Packard Company in the United States and other countries. Other product and company names mentioned herein
 may be trademarks of their respective owners.

Version: PGP 8.1



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