{ "CVE_data_meta": { "ASSIGNER": "secure@dell.com", "DATE_PUBLIC": "2020-12-16", "ID": "CVE-2020-26186", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "CPG BIOS", "version": { "version_data": [ { "version_affected": "<", "version_value": "1.4.1" } ] } } ] }, "vendor_name": "Dell" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Dell Inspiron 5675 BIOS versions prior to 1.4.1 contain a UEFI BIOS RuntimeServices overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the RuntimeServices structure to execute arbitrary code in System Management Mode (SMM)." } ] }, "impact": { "cvss": { "baseScore": 6.8, "baseSeverity": "Medium", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-642: External Control of Critical State Data" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "url": "https://www.dell.com/support/kbdoc/en-us/000180645/dsa-2020-247-dell-client-platform-security-update-for-uefi-bios-runtimeservices-overwrite-vulnerability", "name": "https://www.dell.com/support/kbdoc/en-us/000180645/dsa-2020-247-dell-client-platform-security-update-for-uefi-bios-runtimeservices-overwrite-vulnerability" } ] } }