CVE-2021-31421

{"id": "CVE-2021-31421", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "zdi-disclosures@trendmicro.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 3.2, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.5}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.0, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 1.5}]}, "published": "2021-04-29T17:15:09.237", "references": [{"url": "https://kb.parallels.com/en/125013", "tags": ["Vendor Advisory"], "source": "zdi-disclosures@trendmicro.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-425/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "zdi-disclosures@trendmicro.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "zdi-disclosures@trendmicro.com", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "This vulnerability allows local attackers to delete arbitrary files on affected installations of Parallels Desktop 16.1.1-49141. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Toolgate component. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to delete arbitrary files in the context of the hypervisor. Was ZDI-CAN-12129."}, {"lang": "es", "value": "Esta vulnerabilidad permite a atacantes locales eliminar archivos arbitrarios en instalaciones afectadas de Parallels Desktop versi\u00f3n 16.1.1-49141. Un atacante primero debe obtener la capacidad de ejecutar c\u00f3digo muy privilegiado en el sistema invitado objetivo para explotar esta vulnerabilidad. El fallo espec\u00edfico se presenta dentro del componente Toolgate. El problema es debido a una falta de comprobaci\u00f3n apropiada de una ruta proporcionada por el usuario antes de usarla en operaciones con archivos. Un atacante puede aprovechar esta vulnerabilidad para eliminar archivos arbitrarios en el contexto del hypervisor. Fue ZDI-CAN-12129"}], "lastModified": "2021-05-10T13:55:57.390", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:parallels:parallels_desktop:16.1.1-49141:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5DC68ADF-A03D-4959-9FD4-B5BC4009D5A0"}], "operator": "OR"}]}], "sourceIdentifier": "zdi-disclosures@trendmicro.com"}