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Case File

CVE-2017-12166

CRITICAL · CVSS 9.8 EPSS 3.63% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-10-04 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2017-12166
Severity
CRITICAL
CVSS
9.8
EPSS
3.63%

Original Filing — NVD 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.