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CVE-2020-9433 Details

Description

openssl_x509_check_email in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.1 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/zhaozg/lua-openssl/commit/a6dc186dd4b6b9e329a93cca3e7e3cfccfdf3cca	CVE	PatchThird Party Advisory
https://github.com/zhaozg/lua-openssl/commit/a6dc186dd4b6b9e329a93cca3e7e3cfccfdf3cca	[email protected]	PatchThird Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-295	Improper Certificate Validation	[email protected]

Affected Products

Product	Versions
lua-openssl project lua-openssl	0.7.7-1
CPE cpe:2.3:a:lua-openssl_project:lua-openssl:0.7.7-1:::::::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Feb 28, 2020	Initial Analysis	[email protected]