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VULNERABILITIES

CVE-2021-3606 Details

Description

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).

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://community.openvpn.net/openvpn/wiki/CVE-2021-3606 CVEVendor Advisory
https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements CVEVendor Advisory
https://community.openvpn.net/openvpn/wiki/CVE-2021-3606 [email protected]Vendor Advisory
https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-427Uncontrolled Search Path Element[email protected]
CWE-427Uncontrolled Search Path Element[email protected]

Affected Products

ProductVersions
openvpn openvpn
< 2.5.3

CPE

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

Remediation

  • No remediation found in references.
microsoft windows
All versions

CPE

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

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-3606
NVD Published Date:
Jul 2, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-3606 Details - Not Deferred