CVE-2017-7522

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service by authenticated remote attacker via sending a certificate with an embedded NULL character.

Metrics

CVSS 3.0 6.5/10CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20 CWE-476

Affected software

Vendor	Product	Versions
OpenVPN Technologies, Inc	OpenVPN	before 2.4.3; before 2.3.17

References

http://www.securityfocus.com/bid/99230Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038768
https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243Vendor Advisory
http://www.securityfocus.com/bid/99230Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038768
https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243Vendor Advisory

Timeline

Published: Jun 27, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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