CVE-2017-12166
critical
CVSS v3
9.8
CVSS v2
6.8
VIR risk
9.8
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.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-12166
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-12166.html
Vendor advisory: secalert@redhat.com — https://community.openvpn.net/openvpn/wiki/CVE-2017-12166
Vendor advisory: arch — https://security.archlinux.org/ASA-201709-21
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| arch | fixed | 2.4.4-1 | |
| debian | 9.0 | affected | |
| debian | bookworm | fixed | 2.4.4-1 |
| debian | bullseye | fixed | 2.4.4-1 |
| debian | forky | fixed | 2.4.4-1 |
| debian | sid | fixed | 2.4.4-1 |
| debian | trixie | fixed | 2.4.4-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| openvpn | openvpn | {"endExcluding":"2.3.18"} | 2.3.18 |
References
- https://security.archlinux.org/ASA-201709-21
- http://www.securityfocus.com/bid/101153
- http://www.securitytracker.com/id/1039470
- https://community.openvpn.net/openvpn/wiki/CVE-2017-12166
- https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html
- https://www.suse.com/security/cve/CVE-2017-12166.html
- https://security-tracker.debian.org/tracker/CVE-2017-12166
CWEs
CWE-787
Verify integrity in audit chain (admin only). AS-IS.