CVE-2017-7479

MEDIUM

OpenVPN <2.3.15, <2.4.2 - DoS

Title source: llm

Description

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

References (4)

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1038473

[Vendor Advisory] https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/98443

[Third Party Advisory] http://www.debian.org/security/2017/dsa-3900

Scores

CVSS v3 6.5

EPSS 0.0037

EPSS Percentile 58.6%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-617

Status published

Products (10)

openvpn/openvpn < 2.3.14

openvpn/openvpn

OpenVPN Technologies, Inc/openvpn < < 2.3.15

OpenVPN Technologies, Inc/openvpn < < 2.4.2

Published May 15, 2017

Tracked Since Feb 18, 2026