CVE-2017-12166 is a critical buffer overflow vulnerability affecting OpenVPN versions prior to 2.3.3 and 2.4.4 when using key-method 1. This flaw allows for unauthenticated remote code execution with a CVSS score of 9.8, indicating a severe impact on confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, suggesting awareness among security researchers. Organizations using affected OpenVPN versions should prioritize patching to mitigate this high-risk vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.3.18CPE matchmatch criteria | cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:* | ||
>= 2.4.0, < 2.4.4CPE matchmatch criteria | cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.