CVE-2017-7520

HIGH

OpenVPN <2.4.3, <2.3.17 - DoS

Title source: llm
STIX 2.1

Description

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker.

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038768
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/99230
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3900

Scores

CVSS v3 7.4
EPSS 0.0019
EPSS Percentile 40.1%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

Details

CWE
CWE-125 CWE-200
Status published
Products (6)
openvpn/openvpn 2.4.0 (6 CPE variants)
openvpn/openvpn 2.4.1
openvpn/openvpn 2.4.2
openvpn/openvpn < 2.3.16
OpenVPN Technologies, Inc/OpenVPN before 2.3.17
OpenVPN Technologies, Inc/OpenVPN before 2.4.3
Published Jun 27, 2017
Tracked Since Feb 18, 2026