{
  "id": "CVE-2009-4049",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2009-11-23T17:30:00.670",
  "lastModified": "2018-10-10T19:48:15.270",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de b\u00fafer basado en memoria din\u00e1mica (heap) en aswRdr.sys (tambi\u00e9n conocido como el controlador TDI RDR) en avast! Home y Professional v4.8.1356.0, permite a usuarios locales provocar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria) o posiblemente elevar sus privilegios a trav\u00e9s de argumentos manipulados a IOCTL 0x80002024."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "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": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:avast:avast_antivirus_home:4.8.1356.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "03785A63-99D8-4289-AE31-73FA1934B5C2"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:avast:avast_antivirus_professional:4.8.1356.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "A119A362-47B2-4798-9BDF-75AB46242877"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.efblog.net/2009/11/avast-aswrdrsys-kernel-pool-corruption.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/507891/100/0/threaded",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/37031",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "http://www.vupen.com/english/advisories/2009/3266",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.evilfingers.com/advisory/Advisory/Avast_aswRdr_sys_Kernel_Pool_Corruption_and_Local_Privilege_Escalation.php",
      "source": "cve@mitre.org"
    }
  ]
}