CVE-2017-8932

A bug in the standard library ScalarMult implementation of curve P-256 for amd64 architectures in Go before 1.7.6 and 1.8.x before 1.8.2 causes incorrect results to be generated for specific input points. An adaptive attack can be mounted to progressively extract the scalar input to ScalarMult by submitting crafted points and observing failures to the derive correct output. This leads to a full key recovery attack against static ECDH, as used in popular JWT libraries.
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Configurations

Configuration 1 (hide)

OR cpe:2.3:a:golang:go:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:golang:go:1.8:*:*:*:*:*:*:*
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*
cpe:2.3:a:novell:suse_package_hub_for_suse_linux_enterprise:12:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*

Information

Published : 2017-07-06 09:29

Updated : 2019-10-02 17:03


NVD link : CVE-2017-8932

Mitre link : CVE-2017-8932


JSON object : View

CWE
CWE-682

Incorrect Calculation

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Products Affected

golang

  • go

novell

  • suse_package_hub_for_suse_linux_enterprise

fedoraproject

  • fedora

opensuse

  • leap