What is CVE-2021-27406?

CVE-2021-27406 is a high-severity vulnerability in Perfact Openvpn-Client, classified under CWE-15. CVSS score: 8.8/10. Published 2022-10-14.

How severe is CVE-2021-27406?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Perfact Openvpn-Client

CVE-2021-27406

An attacker can take leverage on PerFact OpenVPN-Client versions 1.4.1.0 and prior to send the config command from any application running on the local host machine to force the back-end server into initializing a new open-VPN instance with arbitrary open-VPN configuration. This could result in the attacker achieving execution with privileges of a SYSTEM user.

EPSS: 0.010 (57.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Perfact Openvpn-client — versions unspecified

Weakness classification (CWE)

References

ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2021-27406?: CVE-2021-27406 is a high-severity vulnerability in Perfact Openvpn-Client, classified under CWE-15. CVSS score: 8.8/10. Published 2022-10-14.
How severe is CVE-2021-27406?: High severity. CVSS v3 base score is 8.8 out of 10.