{ "id": "CVE-2021-43327", "sourceIdentifier": "cve@mitre.org", "published": "2021-12-02T20:15:07.973", "lastModified": "2024-11-21T06:29:05.530", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "An issue was discovered on Renesas RX65 and RX65N devices. With a VCC glitch, an attacker can extract the security ID key from the device. Then, the protected firmware can be extracted." }, { "lang": "es", "value": "Se ha detectado un problema en los dispositivos Renesas RX65 y RX65N. Con un fallo de VCC, un atacante puede extraer la clave de identificaci\u00f3n de seguridad del dispositivo. Entonces, el firmware protegido puede ser extra\u00eddo" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 4.6, "baseSeverity": "MEDIUM", "attackVector": "PHYSICAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE" }, "exploitabilityScore": 0.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "baseScore": 2.1, "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE" }, "baseSeverity": "LOW", "exploitabilityScore": 3.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:renesas:rx65n_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "94947A3A-FBDB-4B01-A7AB-E1C53A860D18" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:renesas:rx65n:-:*:*:*:*:*:*:*", "matchCriteriaId": "CF23A0E5-6CDA-439B-8C76-C958C5CA5870" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:renesas:rx65_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "BBF05948-894B-41E7-857D-D3F4A1352869" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:renesas:rx65:-:*:*:*:*:*:*:*", "matchCriteriaId": "F1D67479-6417-4DBC-AF0B-555B83EB661F" } ] } ] } ], "references": [ { "url": "https://www.collshade.fr/articles/reneshack/rx_glitch_article.html", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://www.collshade.fr/articles/reneshack/rx_glitch_article.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Third Party Advisory" ] } ] }