CVE-2020-14039
MEDIUM5.3EPSS 0.43%Certificate verification error on Windows in crypto/x509
Published: 2/17/2022Modified: 4/3/2025
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.
Affected packages (2)
- Bitnami/golangfrom 0, < 1.13.13, >= 1.14.0, < 1.14.5
- Go/stdlibfrom 0, < 1.13.13, >= 1.14.0-0, < 1.14.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
References (13)
- PATCHhttps://go.dev/cl/242597
- PATCHhttps://go.googlesource.com/go/+/82175e699a2e2cd83d3aa34949e9b922d66d52f5
- REPORThttps://go.dev/issue/39360
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00077.html
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00082.html
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html
- WEBhttps://groups.google.com/forum/#%21forum/golang-announce
- WEBhttps://groups.google.com/forum/#%21topic/golang-announce/XZNfaiwgt2w
- WEBhttps://groups.google.com/g/golang-announce/c/XZNfaiwgt2w
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2020-14039
- WEBhttps://security.netapp.com/advisory/ntap-20200731-0005/
- WEBhttps://www.oracle.com/security-alerts/cpuApr2021.html