{
    "id": "CVE-2000-0457",
    "published": "2000-05-11 04:00:00",
    "last_modified": "2026-06-16 21:51:46",
    "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": "ISM.DLL in IIS 4.0 and 5.0 allows remote attackers to read file contents by requesting the file and appending a large number of encoded spaces (%20) and terminated with a .htr extension, aka the \".HTR File Fragment Reading\" or \"File Fragment Reading via .HTR\" vulnerability.",
    "epss_score": "0.52751",
    "epss_percentile": "0.98936",
    "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": "internet_information_server"
        },
        {
            "vendor": "microsoft",
            "product": "internet_information_services"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "19908",
            "title": "Microsoft IIS 4.0/5.0 - Malformed Filename Request",
            "date": "2000-05-11",
            "url": "https://www.exploit-db.com/exploits/19908"
        }
    ],
    "refs_list": [
        "http://marc.info/?l=bugtraq&m=95810120719608&w=2",
        "http://www.securityfocus.com/bid/1193",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-031",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/4448",
        "http://marc.info/?l=bugtraq&m=95810120719608&w=2",
        "http://www.securityfocus.com/bid/1193",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-031",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/4448"
    ]
}