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Vulnerability record · CVE-2020-36382 · published 4 June 2021

CVE-2020-36382: Openvpn access server vulnerability

Openvpn · Openvpn Access Server

OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authentication token data in an early phase of the user authentication resulting in a denial of service.

7.5 CVSS 3.1 High EPSS 1.9% · top 21.3% CWE-754 · CWE-754CWE-617 · CWE-617
7.5CVSS 3.1 base score, v2 5.0
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authentication token data in an early phase of the user authentication resulting in a denial of service.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/ Vendor Advisory
https://openvpn.net/vpn-server-resources/release-notes/ Release NotesVendor Advisory
https://openvpn.net/security-advisory/access-server-security-update-cve-2020-15077-cve-2020-36382/ Vendor Advisory
https://openvpn.net/vpn-server-resources/release-notes/ Release NotesVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-36382), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.