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Vulnerability Details : CVE-2017-7479

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.
Publish Date : 2017-05-15 Last Update Date : 2017-11-03
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- CVSS Scores & Vulnerability Types

CVSS Score
4.0
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Single system (The vulnerability requires an attacker to be logged into the system (such as at a command line or via a desktop session or web interface).)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 20

- Products Affected By CVE-2017-7479

# Product Type Vendor Product Version Update Edition Language
1 Application Openvpn Openvpn 2.3.14 Version Details Vulnerabilities
2 Application Openvpn Openvpn 2.4.0 Beta2 Version Details Vulnerabilities
3 Application Openvpn Openvpn 2.4.0 RC1 Version Details Vulnerabilities
4 Application Openvpn Openvpn 2.4.0 RC2 Version Details Vulnerabilities
5 Application Openvpn Openvpn 2.4.0 Version Details Vulnerabilities
6 Application Openvpn Openvpn 2.4.0 Alpha2 Version Details Vulnerabilities
7 Application Openvpn Openvpn 2.4.0 Beta1 Version Details Vulnerabilities
8 Application Openvpn Openvpn 2.4.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Openvpn Openvpn 8

- References For CVE-2017-7479

http://www.securityfocus.com/bid/98443
BID 98443 OpenVPN CVE-2017-7479 Denial of Service Vulnerability Release Date:2017-07-04
http://www.securitytracker.com/id/1038473
SECTRACK 1038473
https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits CONFIRM
http://www.debian.org/security/2017/dsa-3900
DEBIAN DSA-3900

- Metasploit Modules Related To CVE-2017-7479

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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