CVE-2020-14039

MEDIUM

GO < 1.13.13 - Improper Certificate Validation

Title source: rule
STIX 2.1

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.

References (8)

Core 8
Core References
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00077.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00082.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html
Patch, Third Party Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpuApr2021.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200731-0005/

Scores

CVSS v3 5.3
EPSS 0.0043
EPSS Percentile 62.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Details

CWE
CWE-295
Status published
Products (3)
golang/go < 1.13.13
opensuse/leap 15.1
opensuse/leap 15.2
Published Jul 17, 2020
Tracked Since Feb 18, 2026