CVE-2000-0307

Estado: ModificadaMedia (5)—

Vulnerability in xserver in SCO UnixWare 2.1.x and OpenServer 5.05 and earlier allows an attacker to cause a denial of service which prevents access to reserved port numbers below 1024.

CVSS

Versión: 2.0
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Puntuación base: 5

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.09%
Percentil entre todas las CVEs puntuadas: 64
Fecha de la puntuación: 6/10/2026

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 (3)

SCO — Open Desktop SCO — Openserver SCO — Unixware

CWE

NVD-CWE-Other

Referencias

ftp://ftp.sco.com/SSE/security_bulletins/SB-99.07b
ftp://ftp.sco.com/SSE/security_bulletins/SB-99.07b

JSON original (NVD)

Mostrar

{
  "id": "CVE-2000-0307",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2001-03-12T05:00:00.000",
  "references": [
    {
      "url": "ftp://ftp.sco.com/SSE/security_bulletins/SB-99.07b",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "ftp://ftp.sco.com/SSE/security_bulletins/SB-99.07b",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in xserver in SCO UnixWare 2.1.x and OpenServer 5.05 and earlier allows an attacker to cause a denial of service which prevents access to reserved port numbers below 1024."
    }
  ],
  "lastModified": "2026-06-16T21:51:26.633",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:sco:open_desktop:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "ECF5151F-D0FF-42E5-A45B-97E7AAADDE53"
            },
            {
              "criteria": "cpe:2.3:o:sco:openserver:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7D1B2F0A-834B-45F9-9127-520F1374C70F",
              "versionEndIncluding": "5.05"
            },
            {
              "criteria": "cpe:2.3:o:sco:unixware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B64BFE2D-88F0-4046-9D0C-96D215AD935E",
              "versionEndIncluding": "2.1.3"
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          "operator": "OR"
        }
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    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}