CVE-2017-5868: Openvpn Access Server

Medium severity, CVSS 6.1. EPSS: 4.6% chance of exploitation in the next 30 days.

CRLF injection vulnerability in the web interface in OpenVPN Access Server 2.1.4 allows remote attackers to inject arbitrary HTTP headers and consequently conduct session fixation attacks and possibly HTTP response splitting attacks via "%0A" characters in the PATH_INFO to __session_start__/.

Affected products

• Openvpn Openvpn Access Server: version 2.1.4 only

Published 2017-05-26. Last modified 2026-06-17.