{
  "id": "CVE-2018-17154",
  "sourceIdentifier": "secteam@freebsd.org",
  "published": "2018-09-28T13:29:00.813",
  "lastModified": "2024-11-21T03:53:58.620",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In FreeBSD before 11.2-STABLE(r338987), 11.2-RELEASE-p4, and 11.1-RELEASE-p15, due to insufficient memory checking in the freebsd4_getfsstat system call, a NULL pointer dereference can occur. Unprivileged authenticated local users may be able to cause a denial of service."
    },
    {
      "lang": "es",
      "value": "En FreeBSD en versiones anteriores a la 11.2-STABLE(r338987), 11.2-RELEASE-p4 y 11.1-RELEASE-p15, debido a una comprobaci\u00f3n de memoria insuficiente en la llamada del sistema freebsd4_getfsstat, puede ocurrir una desreferencia de puntero NULL. Los usuarios autenticados no privilegiados podr\u00edan ser capaces de provocar una denegaci\u00f3n de servicio (DoS)."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "baseScore": 4.9,
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "11.2",
              "matchCriteriaId": "B7354D16-6431-43C2-97BA-EBBF482572C9"
            },
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              "vulnerable": true,
              "criteria": "cpe:2.3:o:freebsd:freebsd:11.1:p15:*:*:*:*:*:*",
              "matchCriteriaId": "17D3DDDC-07B4-43ED-8E0B-FF2D293B0EE1"
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              "criteria": "cpe:2.3:o:freebsd:freebsd:11.2:p4:*:*:*:*:*:*",
              "matchCriteriaId": "22365F7C-2B00-4B61-84E8-EFBA3B8CFDC0"
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  ],
  "references": [
    {
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:10.syscall.asc",
      "source": "secteam@freebsd.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:10.syscall.asc",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}