CVE-2020-14039 Information

Description

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 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00077.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00082.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html https://groups.google.com/forum/!forum/golang-announce https://groups.google.com/forum/!topic/golang-announce/XZNfaiwgt2w https://security.netapp.com/advisory/ntap-20200731-0005/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

LOW

Base Score

NONE

Base Severity

5.3