Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2023-46849

Divide By Zero

Published: Nov 11, 2023 | Modified: Nov 29, 2023
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2023-46849
CWEhttps://cwe.mitre.org/data/definitions/369.html

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.

Weakness

The product divides a value by zero.

Affected Software

Name Vendor Start Version End Version
Openvpn Openvpn 2.6.0 (including) 2.6.6 (including)
Openvpn_access_server Openvpn 2.11.0 (including) 2.11.3 (including)
Openvpn_access_server Openvpn 2.12.0 (including) 2.12.0 (including)
Openvpn_access_server Openvpn 2.12.1 (including) 2.12.1 (including)
Openvpn Ubuntu bionic *
Openvpn Ubuntu lunar *
Openvpn Ubuntu mantic *
Openvpn Ubuntu trusty *
Openvpn Ubuntu upstream *
Openvpn Ubuntu xenial *

References

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