National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-12166 Detail

Current Description

OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution.

Source:  MITRE
Description Last Modified:  10/03/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.1 HIGH
Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 2.2

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6

Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/101153 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039470 Third Party Advisory VDB Entry
https://community.openvpn.net/openvpn/wiki/CVE-2017-12166 Vendor Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
2.3.2
 cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openvpn:openvpn:2.4.3:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-12166
NVD Published Date:
10/03/2017
NVD Last Modified:
10/12/2017