CVE-2023-46849

HIGH7.5EPSS 0.49%

openvpn - security update

Published: 11/11/2023Modified: 3/9/2026

Also known as:DSA-5555-1ALPINE-CVE-2023-46849DEBIAN-CVE-2023-46849DEBIAN-CVE-2023-46850

Description

Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service.

Affected packages (3)

Alpine/openvpnfrom 0, < 2.6.7-r0
Debian/openvpnfrom 0, < 2.6.3-1+deb12u2
Debian/openvpnfrom 0, < 2.6.3-1+deb12u2

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (2)

ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2023-46849
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2023-46849