CVE-2009-4049

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"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", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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."}], "id": "CVE-2009-4049", "lastModified": "2026-06-16T23:12:56.080", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-11-23T17:30:00.670", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/37368"}, {"source": "cve@mitre.org", "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", "tags": ["Exploit"], "url": "http://www.securityfocus.com/bid/37031"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/3266"}, {"source": "cve@mitre.org", "url": "https://www.evilfingers.com/advisory/Advisory/Avast_aswRdr_sys_Kernel_Pool_Corruption_and_Local_Privilege_Escalation.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/37368"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.efblog.net/2009/11/avast-aswrdrsys-kernel-pool-corruption.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/archive/1/507891/100/0/threaded"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.securityfocus.com/bid/37031"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/3266"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.evilfingers.com/advisory/Advisory/Avast_aswRdr_sys_Kernel_Pool_Corruption_and_Local_Privilege_Escalation.php"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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