{
  "id": "CVE-1999-1021",
  "sourceIdentifier": "cve@mitre.org",
  "published": "1992-12-30T05:00:00.000",
  "lastModified": "2017-10-10T01:29:01.483",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "NFS on SunOS 4.1 through 4.1.2 ignores the high order 16 bits in a 32 bit UID, which allows a local user to gain root access if the lower 16 bits are set to 0, as fixed by the NFS jumbo patch upgrade."
    }
  ],
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          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": true,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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      "type": "Primary",
      "description": [
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          "value": "NVD-CWE-Other"
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  "references": [
    {
      "url": "http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/117&type=0&nav=sec.sba",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
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    },
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      "url": "http://www.cert.org/advisories/CA-1992-15.html",
      "source": "cve@mitre.org",
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    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/82",
      "source": "cve@mitre.org"
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}