{ "id": "CVE-2021-38111", "sourceIdentifier": "cve@mitre.org", "published": "2021-08-04T18:15:10.093", "lastModified": "2021-08-17T14:43:51.023", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "The DEF CON 27 badge allows remote attackers to exploit a buffer overflow by sending an oversized packet via the NFMI (Near Field Magnetic Induction) protocol." }, { "lang": "es", "value": "La insignia DEF CON 27, permite a atacantes remotos explotar un desbordamiento de b\u00fafer mediante el env\u00edo de un paquete de gran tama\u00f1o por medio del protocolo NFMI (Near Field Magnetic Induction)" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P", "accessVector": "ADJACENT_NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 5.8 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 6.5, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-120" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:defcon:def_con_27_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "18E5719E-594E-4B9C-8340-3FDF0539C896" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:defcon:def_con_27:-:*:*:*:*:*:*:*", "matchCriteriaId": "3F6C16E5-345F-4A98-AB84-70E0CE70002C" } ] } ] } ], "references": [ { "url": "https://defcon.org/html/defcon-29/dc-29-speakers.html#kintigh", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] } ] }