CVE-2017-7520

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker.

CVSS v3 7.4 HIGH
CVSS v2.0 4.0 MEDIUM

7.4^/10

CVSS v3 : HIGH

Vector : AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:H/Au:N/C:P/I:N/A:P

Exploitability : 4.9 / Impact : 4.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://www.debian.org/security/2017/dsa-3900
http://www.securityfocus.com/bid/99230	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038768
https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:openvpn:openvpn::::::::
	cpe:2.3:a:openvpn:openvpn:2.4.0:::::::*
	cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2::::::
	cpe:2.3:a:openvpn:openvpn:2.4.0:beta1::::::
	cpe:2.3:a:openvpn:openvpn:2.4.0:beta2::::::
	cpe:2.3:a:openvpn:openvpn:2.4.0:rc1::::::
	cpe:2.3:a:openvpn:openvpn:2.4.0:rc2::::::
	cpe:2.3:a:openvpn:openvpn:2.4.1:::::::*
	cpe:2.3:a:openvpn:openvpn:2.4.2:::::::*

History

No history.

Information

Published : 2017-06-27 13:29

Updated : 2023-12-10 12:15

NVD link : CVE-2017-7520

Mitre link : CVE-2017-7520

CVE.ORG link : CVE-2017-7520

JSON object : View

Products Affected

openvpn

openvpn

CWE

CWE-125

Out-of-bounds Read

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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