OpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects
History

Tue, 08 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 08 Sep 2026 00:15:00 +0000

Type Values Removed Values Added
Title Local Authenticated DoS via NULL DACL on IPC Objects in OpenVPN for Windows openvpn: OpenVPN: Denial of service via NULL DACL on named IPC objects
Weaknesses CWE-279
References
Metrics threat_severity

None

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate


Mon, 07 Sep 2026 14:45:00 +0000

Type Values Removed Values Added
Title Local Authenticated DoS via NULL DACL on IPC Objects in OpenVPN for Windows

Mon, 07 Sep 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Openvpn
Openvpn openvpn
Vendors & Products Openvpn
Openvpn openvpn

Mon, 07 Sep 2026 08:00:00 +0000

Type Values Removed Values Added
Description OpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects
Weaknesses CWE-412
CWE-732
References
Metrics cvssV4_0

{'score': 1.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: OpenVPN

Published: 2026-09-07T07:40:14.456Z

Updated: 2026-09-08T14:59:05.003Z

Reserved: 2026-08-28T13:12:48.923Z

Link: CVE-2026-82312

cve-icon Vulnrichment

Updated: 2026-09-08T14:59:01.256Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-07T08:17:13.527

Modified: 2026-09-08T19:07:52.113

Link: CVE-2026-82312

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-09-07T07:40:14Z

Links: CVE-2026-82312 - Bugzilla