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).
Published 2021-07-02 13:15:08
Updated 2021-07-09 14:30:55
Source OpenVPN Inc.
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-3606

0.07%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-3606

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.4
MEDIUM AV:L/AC:M/Au:N/C:P/I:P/A:P
3.4
6.4
NIST
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1.8
5.9
NIST

CWE ids for CVE-2021-3606

  • The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.
    Assigned by:
    • nvd@nist.gov (Primary)
    • security@openvpn.net (Secondary)

References for CVE-2021-3606

Products affected by CVE-2021-3606

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