Vulnerabilities > Openvpn > Critical
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2024-07-08 | CVE-2024-27903 | Unrestricted Upload of File with Dangerous Type vulnerability in Openvpn OpenVPN plug-ins on Windows with OpenVPN 2.6.9 and earlier could be loaded from any directory, which allows an attacker to load an arbitrary plug-in which can be used to interact with the privileged OpenVPN interactive service. | 9.8 |
| 2023-11-11 | CVE-2023-46850 | Use After Free vulnerability in multiple products 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. | 9.8 |
| 2022-03-18 | CVE-2022-0547 | Improper Authentication vulnerability in multiple products OpenVPN 2.1 until v2.4.12 and v2.5.6 may enable authentication bypass in external authentication plug-ins when more than one of them makes use of deferred authentication replies, which allows an external user to be granted access with only partially correct credentials. | 9.8 |
| 2020-02-13 | CVE-2020-8953 | Improper Authentication vulnerability in Openvpn Access Server 2.8.0 OpenVPN Access Server 2.8.x before 2.8.1 allows LDAP authentication bypass (except when a user is enrolled in two-factor authentication). | 9.8 |
| 2018-03-16 | CVE-2018-7544 | Use of Externally-Controlled Format String vulnerability in Openvpn A cross-protocol scripting issue was discovered in the management interface in OpenVPN through 2.4.5. | 9.1 |
| 2017-10-04 | CVE-2017-12166 | Out-of-bounds Write vulnerability in multiple products 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. | 9.8 |