CVE catalog
CVE-2023-46849
openvpn: CVE-2023-46849
- Severity
- Medium · CVSS 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.15% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | openvpn | sid | 2.7.8-1 | fixed |
| Debian | openvpn | forky | 2.7.8-1 | fixed |
| Debian | openvpn | trixie | 2.6.14-1+deb13u3 | fixed |
| Debian | openvpn | trixie-security | 2.6.14-1+deb13u3 | fixed |
| Debian | openvpn | bookworm | 2.6.14-0+deb12u2 | fixed |
| Debian | openvpn | bookworm-security | 2.6.14-0+deb12u2 | fixed |
| Alpine | openvpn | 3.18 | 2.6.7-r0 | fixed |
| Alpine | openvpn | 3.19 | 2.6.7-r0 | fixed |
| Alpine | openvpn | 3.20 | 2.6.7-r0 | fixed |
| Alpine | openvpn | 3.21 | 2.6.7-r0 | fixed |
| Alpine | openvpn | 3.22 | 2.6.7-r0 | fixed |
| Alpine | openvpn | 3.23 | 2.6.7-r0 | fixed |
| Alpine | openvpn | 3.24 | 2.6.7-r0 | fixed |
| Opensuse | openvpn | tumbleweed | 2.6.7-1.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | openvpn | source | sid | 2.6.7-1 | not yet assigned | Not reported | [1055805] |
| Debian | openvpn | source | forky | 2.6.7-1 | not yet assigned | Not reported | [1055805] |
| Debian | openvpn | source | trixie | 2.6.7-1 | not yet assigned | Not reported | [1055805] |
| Debian | openvpn | source | bookworm | 2.6.3-1+deb12u2 | not yet assigned | Not reported | [1055805] |
| Alpine | openvpn | apk | 3.18 | 2.6.7-r0 | Not reported | ALPINE-CVE-2023-46849 | Not reported |
| Alpine | openvpn | apk | 3.19 | 2.6.7-r0 | Not reported | ALPINE-CVE-2023-46849 | Not reported |
| Alpine | openvpn | apk | 3.20 | 2.6.7-r0 | Not reported | ALPINE-CVE-2023-46849 | Not reported |
| Alpine | openvpn | apk | 3.21 | 2.6.7-r0 | Not reported | ALPINE-CVE-2023-46849 | Not reported |
| Alpine | openvpn | apk | 3.22 | 2.6.7-r0 | Not reported | ALPINE-CVE-2023-46849 | Not reported |
| Alpine | openvpn | apk | 3.23 | 2.6.7-r0 | Not reported | ALPINE-CVE-2023-46849 | Not reported |
| Alpine | openvpn | apk | 3.24 | 2.6.7-r0 | Not reported | ALPINE-CVE-2023-46849 | Not reported |
| Opensuse | openvpn | rpm | tumbleweed | 2.6.7-1.1 | Not reported | OPENSUSE-SU-2024:13429-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2024_13429-1.json]
- [https://osv.dev/vulnerability/ALPINE-CVE-2023-46849]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-46849]
- [https://osv.dev/vulnerability/DSA-5555-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-46849]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:13429-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-46849]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2872.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]