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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cisco:packet_tracer:*:*:*:*:*:*:*:*", "matchCriteriaId": "BA68F45D-747E-492F-9E48-7F8AFA14B89D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An untrusted search path (aka DLL Preload) vulnerability in the Cisco Network Academy Packet Tracer software could allow an authenticated, local attacker to execute arbitrary code via DLL hijacking if a local user with administrative privileges executes the installer in the current working directory where a crafted DLL has been placed by an attacker. The vulnerability is due to incomplete input validation of path and file names of a DLL file before it is loaded. An attacker could exploit this vulnerability by creating a malicious DLL file and installing it in a specific system directory. A successful exploit could allow the attacker to execute commands on the underlying Microsoft Windows host with privileges equivalent to the SYSTEM account. An attacker would need valid user credentials to exploit this vulnerability."}, {"lang": "es", "value": "Una vulnerabilidad de ruta de b\u00fasqueda no fiable (tambi\u00e9n conocida como precarga de DLL) en el software Cisco Network Academy Packet podr\u00eda permitir que un atacante local autenticado ejecute c\u00f3digo arbitrario mediante el secuestro de DLL si un usuario local con privilegios administrativos ejecuta el instalador en el directorio de trabajo actual en donde un atacante ha situado un DLL manipulado. La vulnerabilidad se debe a una validaci\u00f3n incompleta de los nombres de ruta y archivo de un archivo DLL antes de que se carguen. Un atacante podr\u00eda explotar esta vulnerabilidad creando un archivo DLL malicioso e instal\u00e1ndolo en un directorio del sistema espec\u00edfico. Un exploit con \u00e9xito podr\u00eda permitir que el atacante ejecute comandos en el host subyacente de Microsoft Windows con privilegios equivalentes a los de una cuenta SYSTEM. Un atacante necesitar\u00eda credenciales de usuario v\u00e1lidas para explotar esta vulnerabilidad."}], "id": "CVE-2017-12313", "lastModified": "2024-11-21T03:09:17.483", "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}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 0.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-11-16T07:29:00.663", "references": [{"source": "ykramarz@cisco.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101858"}, {"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-cpt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101858"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-cpt"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-427"}], "source": "ykramarz@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-426"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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