CVE-2021-4122

{"id": "CVE-2021-4122", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.7}]}, "published": "2022-08-24T16:15:09.427", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2021-4122", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2031859", "tags": ["Permissions Required", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2032401", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://gitlab.com/cryptsetup/cryptsetup/-/commit/0113ac2d889c5322659ad0596d4cfc6da53e356c", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://mirrors.edge.kernel.org/pub/linux/utils/cryptsetup/v2.4/v2.4.3-ReleaseNotes", "tags": ["Release Notes", "Vendor Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-345"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-345"}]}], "descriptions": [{"lang": "en", "value": "It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium."}, {"lang": "es", "value": "Se ha detectado que un encabezado LUKS especialmente dise\u00f1ada pod\u00eda enga\u00f1ar a cryptsetup para que deshabilitara el cifrado durante la recuperaci\u00f3n del dispositivo. Un atacante con acceso f\u00edsico al medio, como un disco flash, podr\u00eda usar este fallo para forzar a un usuario a deshabilitar permanentemente la capa de cifrado de ese medio."}], "lastModified": "2022-08-29T14:28:45.370", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cryptsetup_project:cryptsetup:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F7DA77A9-DF78-49E9-8492-8E84C70D4495", "versionEndExcluding": "2.3.7"}, {"criteria": "cpe:2.3:a:cryptsetup_project:cryptsetup:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DAE6BBF2-E730-4C5A-81DF-AA13449D0151", "versionEndExcluding": "2.4.3", "versionStartIncluding": "2.4.0"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}