CVE-2017-7478

7.5 HIGH
Published: May 15, 2017 Modified: May 13, 2026
View on NVD

Description

OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/98444
Source: secalert@redhat.com
http://www.securityfocus.com/bid/98444
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securitytracker.com/id/1038473
Source: af854a3a-2127-422b-91ae-364da2661108
https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.exploit-db.com/exploits/41993/
Source: af854a3a-2127-422b-91ae-364da2661108

8 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
13.9%
96th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

openvpn