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

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CVE-2023-46850

Severity CVSS v4.0:
Pending analysis
Type:
CWE-416 Use After Free
Publication date:
11/11/2023
Last modified:
29/11/2023

Description

Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined behavoir, leaking memory buffers or remote execution when sending network buffers to a remote peer.

Impact

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:openvpn:openvpn:*:*:*:*:community:*:*:* 2.6.0 (including) 2.6.6 (including)
cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:* 2.11.0 (including) 2.11.3 (including)
cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:* 2.12.0 (including) 2.12.2 (excluding)
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools