VULNERABILITY INTELLIGENCE

CVE-2017-12166

CVSS score9.8 CRITICAL
EPSS probability3.63%
CISA KEVNot currently listed
Published2017-10-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references