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CVE-2017-11721

Estado: ModificadaCrítica (9.8)—

Buffer overflow in ioquake3 before 2017-08-02 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted packet.

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)

Ioquake3 — Ioquake3

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-11721",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": true,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-08-03T08:29:00.257",
  "references": [
    {
      "url": "http://www.debian.org/security/2017/dsa-3941",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2017/dsa-3948",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/ioquake/ioq3/commit/d2b1d124d4055c2fcbe5126863487c52fd58cca1",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2017/dsa-3941",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2017/dsa-3948",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/ioquake/ioq3/commit/d2b1d124d4055c2fcbe5126863487c52fd58cca1",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in ioquake3 before 2017-08-02 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted packet."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento de búfer en ioquake3 anterior a 2017-08-02 permite que atacantes remotos provoquen una denegación de servicio (caída de la aplicación) o, posiblemente, causen otro tipo de impacto utilizando un paquete manipulado."
    }
  ],
  "lastModified": "2026-06-17T01:02:15.270",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ioquake3:ioquake3:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1ED00225-517F-41A4-8885-5D9C92674425",
              "versionEndIncluding": "2017-07-31"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}