CVE-2025-12106

Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://community.openvpn.net/Security%20Announcements/CVE-2025-12106	Vendor Advisory
https://www.mail-archive.com/openvpn-announce@lists.sourceforge.net/msg00152.html	Mailing List

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:openvpn:openvpn:2.6.13::::community:::
	cpe:2.3:a:openvpn:openvpn:2.7:alpha1:::community:::*
	cpe:2.3:a:openvpn:openvpn:2.7:alpha2:::community:::*
	cpe:2.3:a:openvpn:openvpn:2.7:alpha3:::community:::*
	cpe:2.3:a:openvpn:openvpn:2.7:beta1:::community:::*
	cpe:2.3:a:openvpn:openvpn:2.7:beta2:::community:::*
	cpe:2.3:a:openvpn:openvpn:2.7:beta3:::community:::*
	cpe:2.3:a:openvpn:openvpn:2.7:rc1:::community:::*

History

No history.

Information

Published : 2025-12-01 13:16

Updated : 2025-12-30 14:52

NVD link : CVE-2025-12106

Mitre link : CVE-2025-12106

CVE.ORG link : CVE-2025-12106

JSON object : View

Products Affected

openvpn

openvpn

CWE

CWE-126

Buffer Over-read

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