{
    "id": "CVE-2000-0834",
    "published": "2000-11-14 05:00:00",
    "last_modified": "2026-06-16 21:52:33",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
    "cwe": null,
    "description": "The Windows 2000 telnet client attempts to perform NTLM authentication by default, which allows remote attackers to capture and replay the NTLM challenge/response via a telnet:// URL that points to the malicious server, aka the \"Windows 2000 Telnet Client NTLM Authentication\" vulnerability.",
    "epss_score": "0.39610",
    "epss_percentile": "0.98569",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:02",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_2000"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "20222",
            "title": "Microsoft Windows Server 2000 - 'telnet.exe' NTLM Authentication",
            "date": "2000-08-14",
            "url": "https://www.exploit-db.com/exploits/20222"
        }
    ],
    "refs_list": [
        "http://www.atstake.com/research/advisories/2000/a091400-1.txt",
        "http://www.securityfocus.com/bid/1683",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-067",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/5242",
        "http://www.atstake.com/research/advisories/2000/a091400-1.txt",
        "http://www.securityfocus.com/bid/1683",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-067",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/5242"
    ]
}