{"id":"CVE-2021-0146","title":"Hardware allows activation of test or debug logic at runtime for some Intel(R) processors which may allow an unauthenticated user to potentially enable escalation of privilege via physical access.","summary":"Hardware allows activation of test or debug logic at runtime for some Intel(R) processors which may allow an unauthenticated user to potentially enable escalation of privilege via physical access.","severity":"medium","cvss":6.8,"cvssVector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","vendor":"intel","product":"pentium_j6426_firmware","affected":["pentium_j6426_firmware","pentium_j4205_firmware","pentium_j3710_firmware","pentium_j2900_firmware","pentium_j2850_firmware","celeron_j6412_firmware","celeron_j6413_firmware","celeron_j4125_firmware","celeron_j4025_firmware","celeron_j3355e_firmware","celeron_j3455e_firmware","celeron_j4105_firmware","celeron_j4005_firmware","celeron_j3455_firmware","celeron_j3355_firmware","celeron_j3160_firmware","celeron_j3060_firmware","celeron_j1800_firmware","celeron_j1900_firmware","celeron_j1850_firmware","celeron_j1750_firmware","celeron_n6210_firmware","celeron_n4505_firmware","celeron_n4500_firmware","celeron_n5105_firmware","celeron_n5100_firmware","celeron_n6211_firmware","celeron_n4120_firmware","celeron_n4020_firmware","celeron_n3350e_firmware","celeron_n4000_firmware","celeron_n4100_firmware","celeron_n3350_firmware","celeron_n3450_firmware","celeron_n3060_firmware","celeron_n3160_firmware","celeron_n3010_firmware","celeron_n3000_firmware","celeron_n3050_firmware","celeron_n3150_firmware","celeron_n2808_firmware","celeron_n2840_firmware","celeron_n2940_firmware","celeron_n2807_firmware","celeron_n2830_firmware","celeron_n2930_firmware","celeron_n2806_firmware","celeron_n2920_firmware","celeron_n2820_firmware","celeron_n2815_firmware","celeron_n2805_firmware","celeron_n2810_firmware","celeron_n2910_firmware","atom_x5-e3930_firmware","atom_x5-e3940_firmware","atom_x7-e3950_firmware","pentium_n6415_firmware","pentium_n4200_firmware","pentium_n3710_firmware","pentium_n4200e_firmware","pentium_n3700_firmware","pentium_n3540_firmware","pentium_n3530_firmware","pentium_n3520_firmware","pentium_n3510_firmware","pentium_silver_n6005_firmware","pentium_silver_n6000_firmware","pentium_silver_j5040_firmware","pentium_silver_n5030_firmware","pentium_silver_j5005_firmware","pentium_silver_n5000_firmware","atom_c3000_firmware"],"published":"2021-11-17","updated":"2026-10-08","sourceUpdated":"2026-10-08T22:17:04.500","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-0146","references":[{"url":"https://security.netapp.com/advisory/ntap-20211210-0006/","label":"secure@intel.com"},{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00528.html","label":"secure@intel.com"},{"url":"https://security.netapp.com/advisory/ntap-20211210-0006/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00528.html","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00438,"epssPercentile":0.3604,"ingestedAt":"2026-10-08T23:16:47.325Z","slug":"CVE-2021-0146","body":"## Overview\n\nHardware allows activation of test or debug logic at runtime for some Intel(R) processors which may allow an unauthenticated user to potentially enable escalation of privilege via physical access.\n\n## Affected\n\n- `pentium_j6426_firmware`\n- `pentium_j4205_firmware`\n- `pentium_j3710_firmware`\n- `pentium_j2900_firmware`\n- `pentium_j2850_firmware`\n- `celeron_j6412_firmware`\n- `celeron_j6413_firmware`\n- `celeron_j4125_firmware`\n- `celeron_j4025_firmware`\n- `celeron_j3355e_firmware`\n- `celeron_j3455e_firmware`\n- `celeron_j4105_firmware`\n- `celeron_j4005_firmware`\n- `celeron_j3455_firmware`\n- `celeron_j3355_firmware`\n- `celeron_j3160_firmware`\n- `celeron_j3060_firmware`\n- `celeron_j1800_firmware`\n- `celeron_j1900_firmware`\n- `celeron_j1850_firmware`\n- `celeron_j1750_firmware`\n- `celeron_n6210_firmware`\n- `celeron_n4505_firmware`\n- `celeron_n4500_firmware`\n- `celeron_n5105_firmware`\n- `celeron_n5100_firmware`\n- `celeron_n6211_firmware`\n- `celeron_n4120_firmware`\n- `celeron_n4020_firmware`\n- `celeron_n3350e_firmware`\n- `celeron_n4000_firmware`\n- `celeron_n4100_firmware`\n- `celeron_n3350_firmware`\n- `celeron_n3450_firmware`\n- `celeron_n3060_firmware`\n- `celeron_n3160_firmware`\n- `celeron_n3010_firmware`\n- `celeron_n3000_firmware`\n- `celeron_n3050_firmware`\n- `celeron_n3150_firmware`\n- `celeron_n2808_firmware`\n- `celeron_n2840_firmware`\n- `celeron_n2940_firmware`\n- `celeron_n2807_firmware`\n- `celeron_n2830_firmware`\n- `celeron_n2930_firmware`\n- `celeron_n2806_firmware`\n- `celeron_n2920_firmware`\n- `celeron_n2820_firmware`\n- `celeron_n2815_firmware`\n- `celeron_n2805_firmware`\n- `celeron_n2810_firmware`\n- `celeron_n2910_firmware`\n- `atom_x5-e3930_firmware`\n- `atom_x5-e3940_firmware`\n- `atom_x7-e3950_firmware`\n- `pentium_n6415_firmware`\n- `pentium_n4200_firmware`\n- `pentium_n3710_firmware`\n- `pentium_n4200e_firmware`\n- `pentium_n3700_firmware`\n- `pentium_n3540_firmware`\n- `pentium_n3530_firmware`\n- `pentium_n3520_firmware`\n- `pentium_n3510_firmware`\n- `pentium_silver_n6005_firmware`\n- `pentium_silver_n6000_firmware`\n- `pentium_silver_j5040_firmware`\n- `pentium_silver_n5030_firmware`\n- `pentium_silver_j5005_firmware`\n- `pentium_silver_n5000_firmware`\n- `atom_c3000_firmware`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":37.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}