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 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : 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
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00077.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00082.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html	Mailing List Third Party Advisory
https://groups.google.com/forum/#%21forum/golang-announce
https://groups.google.com/forum/#%21topic/golang-announce/XZNfaiwgt2w
https://security.netapp.com/advisory/ntap-20200731-0005/	Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR	cpe:2.3:o:opensuse:leap:15.1:::::::*
	cpe:2.3:o:opensuse:leap:15.2:::::::*

History

No history.

Information

Published : 2020-07-17 16:15

Updated : 2023-11-07 03:17

NVD link : CVE-2020-14039

Mitre link : CVE-2020-14039

CVE.ORG link : CVE-2020-14039

JSON object : View

Products Affected

golang

go

opensuse

leap

CWE

CWE-295

Improper Certificate Validation

{"id": "CVE-2020-14039", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2020-07-17T16:15:11.327", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00077.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00082.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://groups.google.com/forum/#%21forum/golang-announce", "source": "cve@mitre.org"}, {"url": "https://groups.google.com/forum/#%21topic/golang-announce/XZNfaiwgt2w", "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20200731-0005/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.oracle.com/security-alerts/cpuApr2021.html", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-295"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "En Go versiones anteriores a 1.13.13 y versiones 1.14.x anteriores a 1.14.5, Certificate.Verify puede carecer de una comprobaci\u00f3n en los requisitos VerifyOptions.KeyUsages EKU (si VerifyOptions.Roots es igual a cero y la instalaci\u00f3n est\u00e1 en Windows). Entonces, la verificaci\u00f3n del certificado X.509 est\u00e1 incompleta"}], "lastModified": "2023-11-07T03:17:05.490", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF900B29-8A1F-4517-A24F-1E154DBEB3FF", "versionEndExcluding": "1.13.13"}, {"criteria": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B1FE085-DCB4-4BCC-86A7-A6DA83AA8ABC", "versionEndExcluding": "1.14.5", "versionStartIncluding": "1.14.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B620311B-34A3-48A6-82DF-6F078D7A4493"}, {"criteria": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B009C22E-30A4-4288-BCF6-C3E81DEAF45A"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}