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CVE-2018-9263

Estado: ModificadaAlta (7.5)—

En Wireshark 2.4.0 a 2.4.5 y 2.2.0 a 2.2.13, el disector Kerberos podría cerrarse inesperadamente. Esto se trató en epan/dissectors/packet-kerberos.c garantizando una longitud de clave que no sea cero.

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 (2)

Debian — Debian LinuxWireshark — Wireshark

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-9263",
  "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
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-04-04T07:29:00.893",
  "references": [
    {
      "url": "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14576",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4fe65168fd0de81306710330aa414f10f53cbdf0",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.wireshark.org/security/wnpa-sec-2018-23.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14576",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4fe65168fd0de81306710330aa414f10f53cbdf0",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.wireshark.org/security/wnpa-sec-2018-23.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the Kerberos dissector could crash. This was addressed in epan/dissectors/packet-kerberos.c by ensuring a nonzero key length."
    },
    {
      "lang": "es",
      "value": "En Wireshark 2.4.0 a 2.4.5 y 2.2.0 a 2.2.13, el disector Kerberos podría cerrarse inesperadamente. Esto se trató en epan/dissectors/packet-kerberos.c garantizando una longitud de clave que no sea cero."
    }
  ],
  "lastModified": "2026-06-17T02:06:18.850",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "51586D37-CE27-43EF-B5C6-D5908527887A",
              "versionEndIncluding": "2.2.13",
              "versionStartIncluding": "2.2.0"
            },
            {
              "criteria": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CD214C23-50D4-4CB0-B17A-CDBFCDF76D2A",
              "versionEndIncluding": "2.4.5",
              "versionStartIncluding": "2.4.0"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}