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CVE-2002-0421

Estado: ModificadaMedia (5)—

IIS 4.0 allows local users to bypass the "User cannot change password" policy for Windows NT by directly calling .htr password changing programs in the /iisadmpwd directory, including (1) aexp2.htr, (2) aexp2b.htr, (3) aexp3.htr , or (4) aexp4.htr.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Microsoft — Windows NT

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2002-0421",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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  "affected": [
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      "affectedData": [
        {
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          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
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  ],
  "published": "2002-08-12T04:00:00.000",
  "references": [
    {
      "url": "http://online.securityfocus.com/archive/1/259963",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.iss.net/security_center/static/8388.php",
      "tags": [
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        "Vendor Advisory"
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      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/4236",
      "tags": [
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        "Vendor Advisory"
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      "source": "cve@mitre.org"
    },
    {
      "url": "http://online.securityfocus.com/archive/1/259963",
      "tags": [
        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.iss.net/security_center/static/8388.php",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "IIS 4.0 allows local users to bypass the \"User cannot change password\" policy for Windows NT by directly calling .htr password changing programs in the /iisadmpwd directory, including (1) aexp2.htr, (2) aexp2b.htr, (3) aexp3.htr , or (4) aexp4.htr."
    },
    {
      "lang": "es",
      "value": "IIS 4.0 permite a usuarios locales eludir la restricción de \"Los usuarios no pueden cambiar la contraseña\" (User cannot change password) para Windows NT invocando directamente los programas de cambio de conrtaseña .htr del directorio /iisadmpwd, incluyendo:\r\n\r\naexp2.htr\r\naexp2b.htr\r\naexp3.htr\r\naexp4.htr"
    }
  ],
  "lastModified": "2026-06-16T21:57:24.830",
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