CVE-2020-15074

Name: CVE-2020-15074
Creator: NVD / NIST
Published: 2020-07-14T18:15:14.68+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.04%

Last modified Jun 17, 2026

CVE-2020-15074 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. OpenVPN Access Server older than version 2.8.4 and version 2.9.5 generates new user authentication tokens instead of reusing exiting tokens on reconnect making it possible to circumvent the initial token expiry timestamp.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

OpenVPN Access Server older than version 2.8.4 and version 2.9.5 generates new user authentication tokens instead of reusing exiting tokens on reconnect making it possible to circumvent the initial token expiry timestamp.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

1.04%

59.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Openvpn	Openvpn Access Server	< 2.8.4
Openvpn	Openvpn Access Server	>= 2.9.0, < 2.9.6

References

https://openvpn.net/vpn-server-resources/release-notes/Release Notes, Vendor Advisory
https://openvpn.net/vpn-server-resources/release-notes/Release Notes, Vendor Advisory

Timeline

Published: Jul 14, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-15074?

How severe is CVE-2020-15074?

CVE-2020-15074 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2020-15074?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-15074?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST