Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2025-12106

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
01/12/2025
Last modified:
30/12/2025

Description

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

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.10 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

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

Base Score 3.x
9.10
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
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:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools