CVE-2020-14039

In Go before 1.13.13 and 1.14.x before 1.14.5, Certificate.Verify may lack a check on the VerifyOptions.KeyUsages EKU requirements (if VerifyOptions.Roots equals nil and the installation is on Windows). Thus, X.509 certificate verification is incomplete.

CVSS v3.0 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://groups.google.com/forum/#!topic/golang-announce/XZNfaiwgt2w	Third Party Advisory
https://groups.google.com/forum/#!forum/golang-announce	Release Notes Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00077.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00082.html
https://security.netapp.com/advisory/ntap-20200731-0005/
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html
https://www.oracle.com/security-alerts/cpuApr2021.html

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:golang:go::::::::
	cpe:2.3:a:golang:go::::::::

Information

Published : 2020-07-17 16:15

Updated : 2021-06-14 18:15

NVD link : CVE-2020-14039

Mitre link : CVE-2020-14039

JSON object : View

Products Affected

golang

go

CWE

CWE-295

Improper Certificate Validation

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