The latest security information on Intel® products.

Intel® SGX Platform Software and Intel® SGX SDK Advisory

Intel ID: INTEL-SA-00203
Advisory Category: Software
Impact of vulnerability: Escalation of Privilege, Information Disclosure
Severity rating: HIGH
Original release: 01/08/2019
Last revised: 01/08/2019


Multiple potential security vulnerabilities in Intel® SGX SDK and Intel® SGX Platform Software may allow escalation of privilege or information disclosure.  Intel is releasing software updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2018-18098

Description: Improper file verification in install routine for Intel(R) SGX SDK and Platform Software for Windows* before 2.2.100 may allow an escalation of privilege via local access.

CVSS Base Score: 7.5 High



CVEID: CVE-2018-12155

Description: Data leakage in cryptographic libraries for Intel(R) IPP before 2019 update 1 release may allow an unprivileged user to cause information disclosure via local access.

CVSS Base Score: 4.7 Medium


Affected Products:

·       Intel® SGX SDK for Windows* before 2.2.100

·       Intel® SGX SDK for Linux before 2.4.100

·       Intel® SGX Platform Software for Windows* before version 2.2.100

·       Intel® SGX Platform Software for Linux before version 2.4.100


Intel recommends updating to later versions.

Updates are available  for download at these locations:

·  Intel® SGX Platform Software for Windows* version 2.2.100 or later.

· Intel® SGX Platform Software for Linux version 2.4.100 or later

· Intel® SGX SDK for Windows* version 2.2.100 or later

· Intel® SGX SDK for Linux version 2.4.100


Intel would like to thank SaifAllah benMassaoud (CVE-2018-18098) for reporting this issue and working with us on coordinated disclosure.

Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are deployed. 

Revision History

Revision Date Description
1.0 01/08/2019
Initial Release

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 product or component can be absolutely secure. Check with your system manufacturer or retailer or learn more at

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 2022

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 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 ( and related subdomains), please contact Intel's External Security Research team.

Need product support?

If you...

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

Please visit Support & Downloads.