The latest security information on Intel® products.

Intel® QuickAssist Technology RSA-CRT Vulnerability

Intel ID

INTEL-SA-00071

Product family

Intel® QuickAssist Technology

Impact of vulnerability

Information Disclosure

Severity rating

Important

Original release

Mar 07, 2017

Last revised

Mar 07, 2017
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Summary: 

The RSA-CRT implementation in the Intel® QuickAssist Technology (QAT) Engine for OpenSSL versions prior to 0.5.19 may allow remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack.

Description: 

The RSA-CRT implementation in the Intel® QuickAssist Technology (QAT) Engine for OpenSSL versions prior to 0.5.19 may allow remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack.

CVSS v3 Base Score: 7.5 High

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products: 

All versions before 0.5.19

Recommendations: 

Intel recommends updating to Intel® QuickAssist Technology (QAT) engine for OpenSSL version 0.5.19 https://github.com/01org/QAT_Engine/releases/tag/v0.5.19 and any supported version of the Intel® QAT out-of-tree driver and corresponding user space package.

Revision history:

Revision

Date

Description

1.0

07-March-2017

Initial Release
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CVE Name:  CVE-2017-5681

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