HPSBGN03258 rev.1 - HP Insight Control server deployment Windows Pre-boot Execution Environment, Microsoft Schannel (Winshock) Remote Code Execution

  • KM02993403
  • 19-Oct-2017
  • 19-Oct-2017

Summary

A potential security vulnerability has been identified with HP Insight Control server deployment Windows Pre-boot Execution Environment that could be exploited remotely resulting in arbitrary execution of code. This is the vulnerability known as Winshock. HP Insight Control server deployment uses the Windows Automated Installation Kit 2.0 to generate the Windows Pre-boot Execution Environment service operating system. WAIK 2.0 is vulnerable to CVE-2014-6321 (Microsoft Schannel Remote Code Execution vulnerability). This bulletin provides instructions to update the Windows Pre-boot Execution Environment with updates from Microsoft.

Reference

SUPPORT COMMUNICATION - SECURITY BULLETIN

Document ID: KM02993403 (c04568731)

Version: 1

HPSBGN03258 rev.1 - HP Insight Control server deployment Windows Pre-boot Execution Environment, Microsoft Schannel (Winshock) Remote Code Execution
NOTICE: The information in this Security Bulletin should be acted upon as soon as possible.

Release Date: 2015-02-12

Last Updated: 2015-02-12


Potential Security Impact: Multiple vulnerabilities

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

VULNERABILITY SUMMARY

A potential security vulnerability has been identified with HP Insight Control server deployment Windows Pre-boot Execution Environment that could be exploited remotely resulting in arbitrary execution of code. This is the vulnerability known as Winshock.

HP Insight Control server deployment uses the Windows Automated Installation Kit 2.0 to generate the Windows Pre-boot Execution Environment service operating system. WAIK 2.0 is vulnerable to CVE-2014-6321 (Microsoft Schannel Remote Code Execution vulnerability). This bulletin provides instructions to update the Windows Pre-boot Execution Environment with updates from Microsoft.

References:
  • CVE-2014-6321
  • SSRT101856

SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.

HP Insight Control server deployment version 7.3.2 and earlier

BACKGROUND

For a PGP signed version of this security bulletin please write to: security-alert@hp.com

CVSS 2.0 Base Metrics
Reference
Base Vector
Base Score
CVE-2014-6321
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
10.0
Information on CVSS is documented in HP Customer Notice: HPSN-2008-002

RESOLUTION

HP has provided the following instructions to resolve this vulnerability.

Follow these steps to update the Microsoft Schannel HP Insight Control server deployment Windows Pre-boot Execution Environment:

Download the patch for Windows Server 2008 R2 for x64-based Systems Service Pack 1 from the following location:http://www.microsoft.com/en-us/download/details.aspx?id=44618 Non-HPE site

Instructions to modify a Windows image using DISM can be found here: https://technet.microsoft.com/en-in/library/hh824814.aspx Non-HPE site

The following examples use the typical Insight Control server deployment folder structure to update files in Windows Imaging File Format in Insight Control server deployment server:
NOTE: The patches must be installed in the following order: KB3018238, KB2992611
  1. Mount an image: 
    c:\Program Files (x86)\Altiris\eXpress\Deployment Server\WAIK\tools\PETools\amd64>Dism /Mount-wim /wimfile:"c:\Program Files (x86)\Altiris\eXpress\Deployment Server\WAIK\tools\PETools\amd64\winpe.wim" /index:1 /MountDir:C:\test\offline
    NOTE:
    • C:\test\offline - Temp directory used to mount and update wim file
    • C:\Program Files (x86)\Altiris\eXpress\Deployment Server\ - Directory where Insight Control server deployment is Installed.
  2. Add updated package 
    c:\Program Files (x86)\Altiris\eXpress\Deployment Server\WAIK\tools\PETools\amd64>dism /image:c:\test\offline /add-package /PackagePath:"C:\program files"\Windows6.1-KB3018238-x64.msu /packagepath:"c:\Program Files"\Windows6.1-KB2992611-x64.msu
  3. Unmount an image 
    c:\Program Files (x86)\Altiris\eXpress\Deployment Server\WAIK\tools\PETools\amd64>dism /unmount-wim /mountdir:c:\test\offline /commit
  4. Regenerate Boot Images (WinPE) using PXE Configuration Utility

    a. Open the PXE Configuration Utility on the HP Insight Control server deployment window

    b. Check the “WinPE†option available under “Regenerate Boot Images†and click on “Regenerateâ€

    c. Click on Save and Ok option once regeneration is done.

HISTORY 
Version:1 (rev.1) - 12 February 2015 Initial release

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

Support: For issues about implementing the recommendations of this Security Bulletin, contact normal HP Services support channel. For other issues about the content of this Security Bulletin, send e-mail to security-alert@hp.com.

Report: To report a potential security vulnerability with any HP supported product, send Email to: security-alert@hp.com

Subscribe: To initiate a subscription to receive future HP Security Bulletin alerts via Email:http://h41183.www4.hp.com/signup_alerts.php?jumpid=hpsc_secbulletins

Security Bulletin Archive: A list of recently released Security Bulletins is available here:https://h20564.www2.hp.com/portal/site/hpsc/public/kb/secBullArchive

Software Product Category: The Software Product Category is represented in the title by the two characters following HPSB.

3C = 3COM 
3P = 3rd Party Software 
GN = HP General Software 
HF = HP Hardware and Firmware 
MP = MPE/iX 
MU = Multi-Platform Software 
NS = NonStop Servers 
OV = OpenVMS 
PI = Printing and Imaging 
PV = ProCurve 
ST = Storage Software 
TU = Tru64 UNIX 
UX = HP-UX

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