CVE-2021-3606

OpenVPN before version 2.5.3 on Windows allows local users to load arbitrary dynamic loadable libraries via an OpenSSL configuration file if present, which allows the user to run arbitrary code with the same privilege level as the main OpenVPN process (openvpn.exe).

CVSS v3 7.8 HIGH
CVSS v2.0 4.4 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://community.openvpn.net/openvpn/wiki/CVE-2021-3606	Vendor Advisory
https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements	Vendor Advisory
https://community.openvpn.net/openvpn/wiki/CVE-2021-3606	Vendor Advisory
https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:21

Type	Values Removed	Values Added
References	~~() https://community.openvpn.net/openvpn/wiki/CVE-2021-3606 - Vendor Advisory~~	() https://community.openvpn.net/openvpn/wiki/CVE-2021-3606 - Vendor Advisory
References	~~() https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements - Vendor Advisory~~	() https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements - Vendor Advisory

Information

Published : 2021-07-02 13:15

Updated : 2024-11-21 06:21

NVD link : CVE-2021-3606

Mitre link : CVE-2021-3606

CVE.ORG link : CVE-2021-3606

JSON object : View

Products Affected

openvpn

openvpn

microsoft

windows

CWE

CWE-427

Uncontrolled Search Path Element

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