OpenVPN records
79 published records for vendor openvpn.
Researcher profile
- Entered KEV
- 0 · 0%
- Weaponized
- 0 · 0%
- Pre-auth RCE
- 5
- With a fix record
- 55.7%
- Median publish → KEV
- No record has entered KEV
Recurring classes
- CWE-617 Reachable Assertion5
- CWE-305 Authentication Bypass by Primary Weakness4
- CWE-125 Out-of-bounds Read3
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor3
- CWE-400 Uncontrolled Resource Consumption2
- CWE-352 Cross-Site Request Forgery (CSRF)2
The weakness classes this vendor ships most often: where to look.
CWEAll records
79 records| Action | CVE | Vulnerability | Severity | KEV | EPSS | Published |
|---|---|---|---|---|---|---|
44Plan | CVE-2024-1305No exploit | tap-windows6 driver version 9.26 and earlier does not properly check the size data of incomming write operations which an attacker can useopenvpn · tap-windows6 · CWE-190 | Critical9.8 | — | 15.4% | Jul 8, 2024 |
42Plan | CVE-2024-27903No exploit | 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 arbitraryopenvpn · openvpn · CWE-283 | Critical9.8 | — | 8.9% | Jul 8, 2024 |
40Plan | CVE-2017-12166No exploit | 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 ropenvpn · openvpn · CWE-787 | Critical9.8 | — | 3.6% | Oct 3, 2017 |
40Plan | CVE-2022-0547No exploit | 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 uopenvpn · openvpn · CWE-305 | Critical9.8 | — | 3.6% | Mar 18, 2022 |
40Plan | CVE-2023-46850No exploit | 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 netopenvpn · openvpn · CWE-416 | Critical9.8 | — | 2.0% | Nov 10, 2023 |
39Monitor | CVE-2020-8953No exploit | OpenVPN Access Server 2.8.x before 2.8.1 allows LDAP authentication bypass (except when a user is enrolled in two-factor authentication).openvpn · openvpn access server · CWE-287 | Critical9.8 | — | 1.3% | Feb 13, 2020 |
37Monitor | CVE-2006-1629No exploit | OpenVPN 2.0 through 2.0.5 allows remote malicious servers to execute arbitrary code on the client by using setenv with the LD_PRELOAD enviroopenvpn · openvpn | Critical9.0 | — | 3.1% | Apr 6, 2006 |
37Monitor | CVE-2018-7544No exploit | A cross-protocol scripting issue was discovered in the management interface in OpenVPN through 2.4.5.openvpn · openvpn · CWE-134 | Critical9.1 | — | 1.8% | Mar 16, 2018 |
37Monitor | CVE-2026-9560Proof of concept | Privilege escalation via background service of OpenVPN Connect 3.5.1 through 3.8.1 on macOS allows attackers to execute arbitrary commands wopenvpn · connect · CWE-78 | Critical9.4 | — | 0.4% | May 26, 2026 |
36Monitor | CVE-2024-5594No exploit | OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected aropenvpn · openvpn · CWE-1287 | Critical9.1 | — | 0.8% | Jan 6, 2025 |
36Monitor | CVE-2025-12106No exploit | Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IPopenvpn · openvpn · CWE-126 | Critical9.1 | — | 0.6% | Dec 1, 2025 |
35Monitor | CVE-2024-4877No exploit | OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI copenvpn · openvpn · CWE-268 | High8.8 | — | 0.4% | Apr 3, 2025 |
34Monitor | CVE-2017-7478Proof of concept | OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet.openvpn · openvpn · CWE-617 | High7.5 | — | 13.8% | May 15, 2017 |
33Monitor | CVE-2024-24974No exploit | The interactive service in OpenVPN 2.6.9 and earlier allows the OpenVPN service pipe to be accessed remotely, which allows a remote attackeropenvpn · openvpn · CWE-923 | High7.5 | — | 9.8% | Jul 8, 2024 |
33Monitor | CVE-2024-27459No exploit | The interactive service in OpenVPN 2.6.9 and earlier allows an attacker to send data causing a stack overflow which can be used to execute aopenvpn · openvpn · CWE-121 | High7.8 | — | 8.3% | Jul 8, 2024 |
33Monitor | CVE-2023-7235No exploit | The OpenVPN GUI installer before version 2.6.9 did not set the proper access control restrictions to the installation directory of OpenVPN bopenvpn · openvpn gui · CWE-276 | High8.4 | — | 0.2% | Feb 21, 2024 |
31Monitor | CVE-2020-15078No exploit | OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured openvpn · openvpn · CWE-305 | High7.5 | — | 4.9% | Apr 26, 2021 |
31Monitor | CVE-2017-7508No exploit | OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet.openvpn · openvpn · CWE-617 | High7.5 | — | 4.8% | Jun 27, 2017 |
31Monitor | CVE-2005-3393No exploit | Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code viopenvpn · openvpn | High7.5 | — | 3.5% | Nov 1, 2005 |
31Monitor | CVE-2008-3459No exploit | Unspecified vulnerability in OpenVPN 2.1-beta14 through 2.1-rc8, when running on non-Windows systems, allows remote servers to execute arbitopenvpn · openvpn · CWE-16 | High7.6 | — | 2.1% | Aug 4, 2008 |
31Monitor | CVE-2020-36382No exploit | OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authentopenvpn · openvpn access server · CWE-754 | High7.5 | — | 1.9% | Jun 4, 2021 |
31Monitor | CVE-2021-3613No exploit | OpenVPN Connect 3.2.0 through 3.3.0 allows local users to load arbitrary dynamic loadable libraries via an OpenSSL configuration file if preopenvpn · connect · CWE-427 | High7.8 | — | 0.8% | Jul 2, 2021 |
31Monitor | CVE-2020-9442Proof of concept | OpenVPN Connect 3.1.0.361 on Windows has Insecure Permissions for %PROGRAMDATA%\OpenVPN Connect\drivers\tap\amd64\win10, which allows local openvpn · connect · CWE-281 | High7.8 | — | 0.6% | Feb 28, 2020 |
31Monitor | CVE-2018-9336No exploit | openvpnserv.exe (aka the interactive service helper) in OpenVPN 2.4.x before 2.4.6 allows a local attacker to cause a double-free of memory openvpn · openvpn · CWE-415 | High7.8 | — | 0.6% | May 1, 2018 |
31Monitor | CVE-2020-15076No exploit | Private Tunnel installer for macOS version 3.0.1 and older versions may corrupt system critical files it should not have access via symlinksopenvpn · private tunnel · CWE-61 | High7.8 | — | 0.4% | May 26, 2021 |
- CVE-2024-130544Plan
tap-windows6 driver version 9.26 and earlier does not properly check the size data of incomming write operations which an attacker can use
CriticalCVSS 9.8No exploitEPSS 15%openvpn · tap-windows6Jul 8, 2024
- CVE-2024-2790342Plan
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
CriticalCVSS 9.8No exploitEPSS 9%openvpn · openvpnJul 8, 2024
- CVE-2017-1216640Plan
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 r
CriticalCVSS 9.8No exploitEPSS 4%openvpn · openvpnOct 3, 2017
- CVE-2022-054740Plan
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 u
CriticalCVSS 9.8No exploitEPSS 4%openvpn · openvpnMar 18, 2022
- CVE-2023-4685040Plan
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 net
CriticalCVSS 9.8No exploitEPSS 2%openvpn · openvpnNov 10, 2023
- CVE-2020-895339Monitor
OpenVPN Access Server 2.8.x before 2.8.1 allows LDAP authentication bypass (except when a user is enrolled in two-factor authentication).
CriticalCVSS 9.8No exploitEPSS 1%openvpn · openvpn access serverFeb 13, 2020
- CVE-2006-162937Monitor
OpenVPN 2.0 through 2.0.5 allows remote malicious servers to execute arbitrary code on the client by using setenv with the LD_PRELOAD enviro
CriticalCVSS 9.0No exploitEPSS 3%openvpn · openvpnApr 6, 2006
- CVE-2018-754437Monitor
A cross-protocol scripting issue was discovered in the management interface in OpenVPN through 2.4.5.
CriticalCVSS 9.1No exploitEPSS 2%openvpn · openvpnMar 16, 2018
- CVE-2026-956037Monitor
Privilege escalation via background service of OpenVPN Connect 3.5.1 through 3.8.1 on macOS allows attackers to execute arbitrary commands w
CriticalCVSS 9.4Proof of conceptEPSS 0%openvpn · connectMay 26, 2026
- CVE-2024-559436Monitor
OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected ar
CriticalCVSS 9.1No exploitEPSS 1%openvpn · openvpnJan 6, 2025
- CVE-2025-1210636Monitor
Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP
CriticalCVSS 9.1No exploitEPSS 1%openvpn · openvpnDec 1, 2025
- CVE-2024-487735Monitor
OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI c
HighCVSS 8.8No exploitEPSS 0%openvpn · openvpnApr 3, 2025
- CVE-2017-747834Monitor
OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet.
HighCVSS 7.5Proof of conceptEPSS 14%openvpn · openvpnMay 15, 2017
- CVE-2024-2497433Monitor
The interactive service in OpenVPN 2.6.9 and earlier allows the OpenVPN service pipe to be accessed remotely, which allows a remote attacker
HighCVSS 7.5No exploitEPSS 10%openvpn · openvpnJul 8, 2024
- CVE-2024-2745933Monitor
The interactive service in OpenVPN 2.6.9 and earlier allows an attacker to send data causing a stack overflow which can be used to execute a
HighCVSS 7.8No exploitEPSS 8%openvpn · openvpnJul 8, 2024
- CVE-2023-723533Monitor
The OpenVPN GUI installer before version 2.6.9 did not set the proper access control restrictions to the installation directory of OpenVPN b
HighCVSS 8.4No exploitEPSS 0%openvpn · openvpn guiFeb 21, 2024
- CVE-2020-1507831Monitor
OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured
HighCVSS 7.5No exploitEPSS 5%openvpn · openvpnApr 26, 2021
- CVE-2017-750831Monitor
OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet.
HighCVSS 7.5No exploitEPSS 5%openvpn · openvpnJun 27, 2017
- CVE-2005-339331Monitor
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code vi
HighCVSS 7.5No exploitEPSS 3%openvpn · openvpnNov 1, 2005
- CVE-2008-345931Monitor
Unspecified vulnerability in OpenVPN 2.1-beta14 through 2.1-rc8, when running on non-Windows systems, allows remote servers to execute arbit
HighCVSS 7.6No exploitEPSS 2%openvpn · openvpnAug 4, 2008
- CVE-2020-3638231Monitor
OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authent
HighCVSS 7.5No exploitEPSS 2%openvpn · openvpn access serverJun 4, 2021
- CVE-2021-361331Monitor
OpenVPN Connect 3.2.0 through 3.3.0 allows local users to load arbitrary dynamic loadable libraries via an OpenSSL configuration file if pre
HighCVSS 7.8No exploitEPSS 1%openvpn · connectJul 2, 2021
- CVE-2020-944231Monitor
OpenVPN Connect 3.1.0.361 on Windows has Insecure Permissions for %PROGRAMDATA%\OpenVPN Connect\drivers\tap\amd64\win10, which allows local
HighCVSS 7.8Proof of conceptEPSS 1%openvpn · connectFeb 28, 2020
- CVE-2018-933631Monitor
openvpnserv.exe (aka the interactive service helper) in OpenVPN 2.4.x before 2.4.6 allows a local attacker to cause a double-free of memory
HighCVSS 7.8No exploitEPSS 1%openvpn · openvpnMay 1, 2018
- CVE-2020-1507631Monitor
Private Tunnel installer for macOS version 3.0.1 and older versions may corrupt system critical files it should not have access via symlinks
HighCVSS 7.8No exploitEPSS 0%openvpn · private tunnelMay 26, 2021