{ "id": "CVE-2020-25661", "sourceIdentifier": "secalert@redhat.com", "published": "2020-11-05T21:15:12.627", "lastModified": "2024-11-21T05:18:23.250", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A2MP CID. This flaw allows a remote attacker in an adjacent range to crash the system, causing a denial of service or potentially executing arbitrary code on the system by sending a specially crafted L2CAP packet. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability." }, { "lang": "es", "value": "Se encontr\u00f3 un problema de regresi\u00f3n CVE-2020-12351 solo de Red Hat en la manera en que la implementaci\u00f3n de Bluetooth del kernel de Linux manejaba los paquetes L2CAP con A2MP CID. Este fallo permite a un atacante remoto en un rango adyacente bloquear el sistema, causando una denegaci\u00f3n de servicio o ejecutando potencialmente c\u00f3digo arbitrario en el sistema mediante el env\u00edo de un paquete L2CAP especialmente dise\u00f1ado. La mayor amenaza de esta vulnerabilidad es la confidencialidad, la integridad y la disponibilidad del sistema" } ], "metrics": { "cvssMetricV31": [ { "source": "secalert@redhat.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.6, "impactScore": 5.9 }, { "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", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "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:C/I:C/A:C", "baseScore": 8.3, "accessVector": "ADJACENT_NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "HIGH", "exploitabilityScore": 6.5, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "secalert@redhat.com", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-843" } ] }, { "source": "nvd@nist.gov", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-843" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.3:*:*:*:*:*:*:*", "matchCriteriaId": "28B0C0F5-6ABD-4494-8824-1BEE665E16FE" } ] } ] } ], "references": [ { "url": "https://access.redhat.com/security/cve/CVE-2020-12351", "source": "secalert@redhat.com", "tags": [ "Mitigation", "Vendor Advisory" ] }, { "url": "https://access.redhat.com/security/vulnerabilities/BleedingTooth", "source": "secalert@redhat.com", "tags": [ "Vendor Advisory" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25661", "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Mitigation", "Vendor Advisory" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2020-12351", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mitigation", "Vendor Advisory" ] }, { "url": "https://access.redhat.com/security/vulnerabilities/BleedingTooth", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25661", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Mitigation", "Vendor Advisory" ] } ] }