Description
Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined behavoir, leaking memory buffers or remote execution when sending network buffers to a remote peer.
Published: 2023-11-11
Score: 9.8 Critical
EPSS: 2.0% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-5555-1 openvpn security update
EUVD EUVD EUVD-2023-51016 Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined behavoir, leaking memory buffers or remote execution when sending network buffers to a remote peer.
Ubuntu USN Ubuntu USN USN-6484-1 OpenVPN vulnerabilities
History

Wed, 17 Dec 2025 05:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'None', 'Technical Impact': 'Total'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 08 Jan 2025 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'None', 'Technical Impact': 'Total'}, 'version': '2.0.3'}


Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Openvpn Openvpn Openvpn Access Server
cve-icon MITRE

Status: PUBLISHED

Assigner: OpenVPN

Published:

Updated: 2025-12-16T18:23:24.266Z

Reserved: 2023-10-27T13:38:49.496Z

Link: CVE-2023-46850

cve-icon Vulnrichment

Updated: 2024-08-02T20:53:21.910Z

cve-icon NVD

Status : Modified

Published: 2023-11-11T01:15:07.357

Modified: 2024-11-21T08:29:25.480

Link: CVE-2023-46850

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses