Vulnerability CVE-2017-7522
Published: 2017-06-27

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
OpenVPN Multiple Vulnerabilities post-audit bug bonanza
Guido Vranken
21.06.2017

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Openvpn -> Openvpn 

 References:
http://www.securityfocus.com/bid/99230
http://www.securitytracker.com/id/1038768
https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243
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