Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:nordicsemi:nrf52840_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "296612F0-6566-40C3-B528-60547FDDA634", "versionEndIncluding": "2020-10-19", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:nordicsemi:nrf52840:-:*:*:*:*:*:*:*", "matchCriteriaId": "06F36D86-14BB-48A1-92B5-DF4874DAF33F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "Nordic Semiconductor nRF52840 devices through 2020-10-19 have improper protection against physical side channels. The flash read-out protection (APPROTECT) can be bypassed by injecting a fault during the boot phase."}, {"lang": "es", "value": "Los dispositivos Nordic Semiconductor nRF52840 hasta el 2020-10-19 presentan una protecci\u00f3n inadecuada contra los canales laterales f\u00edsicos. La protecci\u00f3n de lectura flash (APPROTECT) se puede omitir inyectando un fallo durante la fase de arranque"}], "id": "CVE-2020-27211", "lastModified": "2024-11-21T05:20:51.807", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 3.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "PHYSICAL", "availabilityImpact": "NONE", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-05-21T13:15:07.627", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://eprint.iacr.org/2021/640"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://infocenter.nordicsemi.com/pdf/in_133_v1.0.pdf"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://limitedresults.com/2020/06/nrf52-debug-resurrection-approtect-bypass/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.aisec.fraunhofer.de/en/FirmwareProtection.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://eprint.iacr.org/2021/640"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://infocenter.nordicsemi.com/pdf/in_133_v1.0.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://limitedresults.com/2020/06/nrf52-debug-resurrection-approtect-bypass/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.aisec.fraunhofer.de/en/FirmwareProtection.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-203"}], "source": "nvd@nist.gov", "type": "Primary"}]}