FKIE_CVE-2015-8843

Vulnerability from fkie_nvd - Published: 2016-04-13 15:59 - Updated: 2026-05-06 22:30
Summary
The Foxit Cloud Update Service (FoxitCloudUpdateService) in Foxit Reader 6.1 through 6.2.x and 7.x before 7.2.2, when an update to the Cloud plugin is available, allows local users to gain privileges by writing crafted data to a shared memory region, which triggers memory corruption.

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:6.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "BBCF7F04-61D5-4710-967E-88ED852F39D6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:6.1.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "B0CB6692-919F-4C38-B7D4-FDAA64ED2E9B",
              "vulnerable": true
            },
            {
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              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:6.2:*:*:*:*:*:*:*",
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              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:6.2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "99BEB81B-C9F5-4CCC-B4C9-4485901049D8",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "6CC020B5-23C0-457C-B826-FF0468AFFD63",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:7.0.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "605010F1-65B7-432D-94ED-C74DA443163A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:7.0.6:*:*:*:*:*:*:*",
              "matchCriteriaId": "1379798D-CADA-42DA-9FE7-469808CF55F3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:7.1.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "B823EB7C-16F1-43B7-8AA6-72D3AFD27FEB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:7.2:*:*:*:*:*:*:*",
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              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Foxit Cloud Update Service (FoxitCloudUpdateService) in Foxit Reader 6.1 through 6.2.x and 7.x before 7.2.2, when an update to the Cloud plugin is available, allows local users to gain privileges by writing crafted data to a shared memory region, which triggers memory corruption."
    },
    {
      "lang": "es",
      "value": "El Foxit Cloud Update Service (FoxitCloudUpdateService) en Foxit Reader 6.1 hasta la versi\u00f3n 6.2.x y 7.x en versiones anteriores a 7.2.2, cuando una actualizaci\u00f3n para el plugin Cloud est\u00e1 disponible, permite a usuarios locales obtener privilegios escribiendo datos manipulados a una regi\u00f3n de memoria compartida, lo que desencadena una corrupci\u00f3n de memoria."
    }
  ],
  "id": "CVE-2015-8843",
  "lastModified": "2026-05-06T22:30:45.220",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.9,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.4,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 1.4,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-04-13T15:59:10.727",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://www.zerodayinitiative.com/advisories/ZDI-15-640"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.foxitsoftware.com/support/security-bulletins.php#FRD-35"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.zerodayinitiative.com/advisories/ZDI-15-640"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.foxitsoftware.com/support/security-bulletins.php#FRD-35"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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