CVE-2020-12638

{"id": "CVE-2020-12638", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 5.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.6}]}, "published": "2020-07-23T16:15:12.490", "references": [{"url": "https://github.com/espressif/ESP8266_NONOS_SDK", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/espressif/ESP8266_RTOS_SDK", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/espressif/esp-idf", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lbsfilm.at/blog/wpa2-authenticationmode-downgrade-in-espressif-microprocessors", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/espressif/ESP8266_NONOS_SDK", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/espressif/ESP8266_RTOS_SDK", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/espressif/esp-idf", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lbsfilm.at/blog/wpa2-authenticationmode-downgrade-in-espressif-microprocessors", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}, {"lang": "en", "value": "CWE-319"}]}], "descriptions": [{"lang": "en", "value": "An encryption-bypass issue was discovered on Espressif ESP-IDF devices through 4.2, ESP8266_NONOS_SDK devices through 3.0.3, and ESP8266_RTOS_SDK devices through 3.3. Broadcasting forged beacon frames forces a device to change its authentication mode to OPEN, effectively disabling its 802.11 encryption."}, {"lang": "es", "value": "Se detect\u00f3 un problema de omisi\u00f3n de cifrado en dispositivos Espressif ESP-IDF versiones hasta 4.2, dispositivos ESP8266_NONOS_SDK versiones hasta 3.0.3 y dispositivos ESP8266_RTOS_SDK versiones hasta 3.3. La transmisi\u00f3n de tramas beacon forjadas obliga a un dispositivo a cambiar su modo de autenticaci\u00f3n a OPEN, deshabilitando efectivamente su encriptaci\u00f3n 802.11"}], "lastModified": "2024-11-21T04:59:57.530", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:espressif:esp-idf:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C54B320-683C-4645-86DC-65CE4FA1EAB4", "versionEndIncluding": "4.2"}, {"criteria": "cpe:2.3:a:espressif:esp8266_nonos_sdk:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "94531964-D549-418B-B85B-3B749B9F365D", "versionEndIncluding": "3.0.3"}, {"criteria": "cpe:2.3:a:espressif:esp8266_rtos_sdk:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "27E60BB2-BAC0-4582-8EEF-D89EB874DF17", "versionEndIncluding": "3.3"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}