CVE-2023-46849

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Source
https://cve.org/CVERecord?id=CVE-2023-46849
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-46849.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-46849
Downstream
Related
Published
2023-11-11T01:15:07.270Z
Modified
2026-04-11T12:46:13.444230Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "introduced": "2.11.0"
                },
                {
                    "last_affected": "2.11.3"
                }
            ],
            "cpe": "cpe:2.3:a:openvpn:openvpn_access_server:*:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "2.12.0"
                }
            ],
            "cpe": "cpe:2.3:a:openvpn:openvpn_access_server:2.12.0:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "2.12.1"
                }
            ],
            "cpe": "cpe:2.3:a:openvpn:openvpn_access_server:2.12.1:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "12.0"
                }
            ],
            "cpe": "cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "39"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*"
        }
    ]
}
References

Affected packages

Git / github.com/openvpn/openvpn

Affected ranges

Type
GIT
Repo
https://github.com/openvpn/openvpn
Events
Introduced
b999466418dddb89721be5455f03bacd9b221b1d
Last affected
c9540130121bfc21902a54c8e4c9bc1108695068
Database specific 
{
    "source": "CPE_FIELD",
    "extracted_events": [
        {
            "introduced": "2.6.0"
        },
        {
            "last_affected": "2.6.6"
        }
    ],
    "cpe": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:community:*:*:*"
}

Affected versions

v2.*
v2.6.0
v2.6.1
v2.6.2
v2.6.3
v2.6.4
v2.6.5
v2.6.6

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-46849.json"