CVE-2017-12166

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Oct 4, 2017
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2017

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CVE-2017-12166: Critical severity, CVSS 9.8 | Vulnix