OpenVPN OpenVPN 2 (Community)
En bref
- Source
- NVD
- EPSS
- EPSS 1.14 % · centile 67 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- OpenVPN
- Statut NVD
- Modified
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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.
Faiblesses (CWE)
- CWE-369 — Division par zéro
Références
- https://community.openvpn.net/openvpn/wiki/CVE-2023-46849
- https://openvpn.net/security-advisory/access-server-security-update-cve-2023-46849-cve-2023-46850/
- https://www.debian.org/security/2023/dsa-5555
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3FS46ANNTAVLIQY56ZKGM5CBTRVBUNE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O54I7D753V6PU6XBU26FEROD2DSHEJQ4/
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2023-51015
- GCVE · GCVE-0-2023-46849
Avis du CERT-FR
- CERTFR-2024-AVI-0113 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:openvpn:openvpn:*:*:*:*:community:*:*:*≥ 2.6.0 ≤ 2.6.6cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:*≥ 2.11.0 ≤ 2.11.3cpe:2.3:a:openvpn:openvpn_access_server:2.12.0:*:*:*:*:*:*:*cpe:2.3:a:openvpn:openvpn_access_server:2.12.1:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| OpenVPN · OpenVPN 2 (Community) | affected 2.6.0 ≤ 2.6.6 |
| OpenVPN · Access Server | affected 2.11.0 ≤ 2.11.3 ; affected 2.12.0 ≤ 2.12.1 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |