CVE-2025-12106

Source
https://cve.org/CVERecord?id=CVE-2025-12106
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-12106.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-12106
Published
2025-12-01T12:43:02Z
Modified
2026-10-24T10:30:50Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
Summary
[none]
Details

Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses

Database specific
{
    "cna_assigner":  "OpenVPN",
    "cwe_ids":  [
        "CWE-126"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12106.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "2.7_alpha1"
                        },
                        {
                            "last_affected":  "2.7_rc1"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "StandardRange"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/openvpn/openvpn

Affected ranges

Type
GIT
Repo
https://github.com/openvpn/openvpn
Events
Database specific
Show details
{
    "extracted_events":  [
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.6.13:*:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.6.13"
                },
                {
                    "last_affected":  "2.6.13"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.7:alpha1:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.7-alpha1"
                },
                {
                    "last_affected":  "2.7-alpha1"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.7:alpha2:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.7-alpha2"
                },
                {
                    "last_affected":  "2.7-alpha2"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.7:alpha3:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.7-alpha3"
                },
                {
                    "last_affected":  "2.7-alpha3"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.7:beta1:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.7-beta1"
                },
                {
                    "last_affected":  "2.7-beta1"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.7:beta2:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.7-beta2"
                },
                {
                    "last_affected":  "2.7-beta2"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.7:beta3:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.7-beta3"
                },
                {
                    "last_affected":  "2.7-beta3"
                }
            ],
            "source":  "CPE_STRING"
        },
        {
            "cpe":  "cpe:2.3:a:openvpn:openvpn:2.7:rc1:*:*:community:*:*:*",
            "range":  [
                {
                    "introduced":  "2.7-rc1"
                },
                {
                    "last_affected":  "2.7-rc1"
                }
            ],
            "source":  "CPE_STRING"
        }
    ]
}

Affected versions

2.*
2.6.13
2.7-alpha1
2.7-alpha2
2.7-alpha3
2.7-beta1
2.7-beta2
2.7-beta3
2.7-rc1

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-12106.json"