The latest security information on Intel® products.

Enhanced Protection of UEFI Variables

Intel ID:  INTEL-SA-00038
Product family:  Multiple Intel Products
Impact of vulnerability Denial of Service
Severity rating Important
Original release:  May 27, 2014
Last revised:  Apr 03, 2015

Summary: 

New BIOS updates are available for Intel products, enhancing the hardening of certain UEFI variables against potential modification. Intel highly recommends that users install the updates to mitigate this exposure.

Description: 

Intel has become aware that certain firmware implementations may not correctly protect and validate information contained in certain UEFI variables. Exploitation of such vulnerabilities could potentially lead to bypass of security features and/or denial of service for the platform. 

Affected products: 

Intel Quark Products

Product Name Latest Versions Update source
Intel® Galileo board 1.0.1  https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=23197
Intel® Galileo board Generation 2 (pre-release) 1.0.1 https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=23197
Intel® Quark™ SoC X1000 Industrial/Energy Reference Design (Cross Hill, pre-release) 1.0.1 https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=23197
Intel® Quark™ SoC X1000 Transportation Reference Design (Clanton Hill, pre-release) 1.0.1

https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=23197

 

Intel Server Products

Product Name Latest Versions Update source
Intel® Server Board S1200BT

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s1200bt

 

Intel® Server Board S1200KP

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s1200kp

 

Intel® Server Board S1200RP

 

R02.01.0004

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s1200rp

 

Intel® Server Board S1400FP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s1400fp

 

Intel® Server Board S1400SP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s1400sp

 

Intel® Server Board S1600JP Family

 

R02.02.0004

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s1600jp

 

Intel® Server Board S2400BB

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-2400bb

 

Intel® Server Board S2400EP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2400ep

 

Intel® Server Board S2400GP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2400gp

 

Intel® Server Board S2400LP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2400lp

 

Intel® Server Board S2400SC Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2400sc

 

Intel® Server Board S2600CO Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2600co

 

Intel® Server Board S2600CP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2600cp

 

Intel® Server Board S2600GL

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2600gl

 

Intel® Server Board S2600GZ

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2600gz

 

Intel® Server Board S2600IP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2600ip

 

Intel® Server Board S2600JF

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2600jf

 

Intel® Server Board S2600WP

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s2600wp

 

Intel® Server Board S3420GP

 

R0052

 

 

http://www.intel.com/p/en_US/support/highlights/server/s3420gp

 

Intel® Server Board S4600LH Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-s4600lhp

 

Intel® Server Board S4600LT Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s4600lt

 

Intel® Server Board S5500BC

 

R0064

 

 

http://www.intel.com/p/en_US/support/highlights/server/s5500bc

 

Intel® Server Board S5500HCV

 

R0064

 

 

http://www.intel.com/p/en_US/support/highlights/server/s5500hcv

 

Intel® Server Board S5500WB

 

R0064

 

 

http://www.intel.com/p/en_US/support/highlights/server/s5500wb

 

Intel® Server Board S5520HC

 

R0064

 

 

http://www.intel.com/p/en_US/support/highlights/server/s5520hc

 

Intel® Workstation Board S5520SC

 

R0064

 

 

https://downloadcenter.intel.com/download/23908/Intel-Server-Board-S5520HC-S5500HCV-S5520HCT-S5520SC-Firmware-Update-Package-for-EFI

 

Intel® Server Board S5520HCT

 

R0064

 

 

http://www.intel.com/p/en_US/support/highlights/server/sb-s5520hct

 

Intel® Server Board S5520UR

 

R0064

 

 

http://www.intel.com/p/en_US/support/highlights/server/s5520ur

 

Intel® Server System H2000JF Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-h2000jf

 

Intel® Server System H2000LP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-h2000lp

 

Intel® Server System H2000WP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-h2000wp

 

Intel® Server System P4000CP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-p4000cp

 

Intel® Server System P4000IP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-p4000ip

 

Intel® Server System P4000RP Family

 

R02.01.0004

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-p4000rp

 

Intel® Server System P4000SC Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-p4000sc

 

Intel® Server System P4304BT

 

R0042

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-p4304bt

 

Intel® Server System R1000BB Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-r1000bb

 

Intel® Server System R1000EP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-r1000ep

 

Intel® Server System R1000GL Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-r1000gl

 

Intel® Server System R1000GZ Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-r1000gz-gl

 

Intel® Server System R1000JP Family

 

R02.02.0004

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-r1000jp

 

Intel® Server System R1000RP Family

 

R02.01.0004

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-r1000rp

 

Intel® Server System R1000SP Family

 

R02.03.0003

 

 

http://www.intel.com/p/en_US/support/highlights/server/ss-r1000sp

 

Recommendations: 

To mitigate these issues, Intel is releasing firmware updates for our impacted products. Intel highly recommends that users install the updates to mitigate this exposure.

Acknowledgements: 

Intel would like to thank the following organizations for reporting this issue and working with us: Corey Kallenberg, Xeno Kovah, John Butterworth, and Sam Cornwell of the MITRE Corporation and Advanced Threat Research and Security Center of Excellence from Intel.

Revision history:

Revision

Date

Description

1.0

27-May-2014

Initial Release

1.1

29-May-2014 

Updated affected products

1.2

03-Apr-2015

Updated affected products

Legal Notices and Disclaimers

Intel provides these materials as-is, with no express or implied warranties.

All products, dates, and figures specified are preliminary based on current expectations, and are subject to change without notice.

Intel, processors, chipsets, and desktop boards may contain design defects or errors known as errata, which may cause the product to deviate from published specifications. Current characterized errata are available on request.

Intel technologies’ features and benefits depend on system configuration and may require enabled hardware, software or service activation. Performance varies depending on system configuration. No computer system can be absolutely secure. Check with your system manufacturer or retailer or learn more at https://intel.com.

Some results have been estimated or simulated using internal Intel analysis or architecture simulation or modeling, and provided to you for informational purposes. Any differences in your system hardware, software or configuration may affect your actual performance.

Intel and the Intel logo are trademarks of Intel Corporation in the United States and other countries.

*Other names and brands may be claimed as the property of others.
Copyright © Intel Corporation 2018

Report a Vulnerability

If you have information about a security issue or vulnerability with an Intel branded product or technology, please send an e-mail to secure@intel.com. Encrypt sensitive information using our PGP public key.

Please provide as much information as possible, including:

  • The products and versions affected
  • Detailed description of the vulnerability
  • Information on known exploits

A member of the Intel Product Security Team will review your e-mail and contact you to collaborate on resolving the issue. For more information on how Intel works to resolve security issues, see:

For issues related to Intel's external web presence (Intel.com and related subdomains), please contact Intel's External Security Research team.

For issues related to Intel managed open source projects, please visit http://www.01.org/security

Need product support?

The secure@intel.com e-mail address should only be used for reporting security issues.

If you...

  • Have questions about the security features of an Intel product
  • Require technical support
  • Want product updates or patches


Please visit Support & Downloads.