Vulnerability Report

CVE-2020-9442

Title: Openvpn Connect Auth Bypass

Auth Bypass

Proof Of Concept

PoC Available for CVE-2020-9442

CWE Category CWE-281
Published Date Feb 28, 2020
Modified Date Jun 17, 2026
Exploit Status Available
Score 7.8 CVSS v3.1
Exploit Probability (EPSS)
0.64%

Vulnerability Summary

CVE-2020-9442: OpenVPN Connect 3.1.0.361 on Windows has Insecure Permissions for %PROGRAMDATA%\OpenVPN Connect\drivers\tap\amd64\win10, which allows local users to gain privileges by copying a malicious drvstore.dll there.

Impacted Vendors

K
kerio 1
A
adobe 1
O
openvpn 1
T
tanium 1

Reference Links

https://github.com/hessandrew/CVE-2020-9442 https://github.com/hessandrew/CVE-2020-9442
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.2
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-9442 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/hessandrew/CVE-2020-9442
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.