CVE-2021-33834

{"id": "CVE-2021-33834", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}]}, "published": "2023-09-08T02:15:07.503", "references": [{"url": "https://www.insyde.com/security-pledge", "tags": ["Not Applicable"], "source": "cve@mitre.org"}, {"url": "https://www.insyde.com/security-pledge/SA-2021004", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.insyde.com/security-pledge", "tags": ["Not Applicable"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.insyde.com/security-pledge/SA-2021004", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in iscflashx64.sys 3.9.3.0 in Insyde H2OFFT 6.20.00. When handling IOCTL 0x22229a, the input used to allocate a buffer and copy memory is mishandled. This could cause memory corruption or a system crash."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en iscflashx64.sys 3.9.3.0 en Insyde H2OFFT 6.20.00. Cuando se gestiona IOCTL 0x22229a, la entrada utilizada para asignar el b\u00fafer y copiar memoria se maneja incorrectamente. Esto podr\u00eda causar da\u00f1os en la memoria o un bloqueo del sistema."}], "lastModified": "2024-11-21T06:09:39.220", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:insyde:h2offt:6.20.00:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6D12E08-642C-4101-AEE5-08891977CE27"}, {"criteria": "cpe:2.3:a:insyde:iscflashx64.sys:3.9.3.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "043174B7-0F25-47D3-807F-21D76356B83D"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}