CVE-2021-0146

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Summary

CVECVE-2021-0146
StatePUBLISHED
Assignerintel
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-11-17 20:15:09 UTC
Updated2026-10-08 22:17:04 UTC
DescriptionHardware 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.

Risk And Classification

Primary CVSS: v3.1 6.8 MEDIUM from [email protected]

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.004380000 probability, percentile 0.367250000 (date 2026-10-20)

Problem Types: NVD-CWE-Other | escalation of privilege

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.8MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary4.6AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:L/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Intel Atom C3000 - All All All
Operating System Intel Atom C3000 Firmware - All All All
Hardware Intel Atom X5-e3930 - All All All
Operating System Intel Atom X5-e3930 Firmware - All All All
Hardware Intel Atom X5-e3940 - All All All
Operating System Intel Atom X5-e3940 Firmware - All All All
Hardware Intel Atom X7-e3950 - All All All
Operating System Intel Atom X7-e3950 Firmware - All All All
Hardware Intel Celeron J1750 - All All All
Operating System Intel Celeron J1750 Firmware - All All All
Hardware Intel Celeron J1800 - All All All
Operating System Intel Celeron J1800 Firmware - All All All
Hardware Intel Celeron J1850 - All All All
Operating System Intel Celeron J1850 Firmware - All All All
Hardware Intel Celeron J1900 - All All All
Operating System Intel Celeron J1900 Firmware - All All All
Hardware Intel Celeron J3060 - All All All
Operating System Intel Celeron J3060 Firmware - All All All
Hardware Intel Celeron J3160 - All All All
Operating System Intel Celeron J3160 Firmware - All All All
Hardware Intel Celeron J3355 - All All All
Hardware Intel Celeron J3355e - All All All
Operating System Intel Celeron J3355e Firmware - All All All
Operating System Intel Celeron J3355 Firmware - All All All
Hardware Intel Celeron J3455 - All All All
Hardware Intel Celeron J3455e - All All All
Operating System Intel Celeron J3455e Firmware - All All All
Operating System Intel Celeron J3455 Firmware - All All All
Hardware Intel Celeron J4005 - All All All
Operating System Intel Celeron J4005 Firmware - All All All
Hardware Intel Celeron J4025 - All All All
Operating System Intel Celeron J4025 Firmware - All All All
Hardware Intel Celeron J4105 - All All All
Operating System Intel Celeron J4105 Firmware - All All All
Hardware Intel Celeron J4125 - All All All
Operating System Intel Celeron J4125 Firmware - All All All
Hardware Intel Celeron J6412 - All All All
Operating System Intel Celeron J6412 Firmware - All All All
Hardware Intel Celeron J6413 - All All All
Operating System Intel Celeron J6413 Firmware - All All All
Hardware Intel Celeron N2805 - All All All
Operating System Intel Celeron N2805 Firmware - All All All
Hardware Intel Celeron N2806 - All All All
Operating System Intel Celeron N2806 Firmware - All All All
Hardware Intel Celeron N2807 - All All All
Operating System Intel Celeron N2807 Firmware - All All All
Hardware Intel Celeron N2808 - All All All
Operating System Intel Celeron N2808 Firmware - All All All
Hardware Intel Celeron N2810 - All All All
Operating System Intel Celeron N2810 Firmware - All All All
Hardware Intel Celeron N2815 - All All All
Operating System Intel Celeron N2815 Firmware - All All All
Hardware Intel Celeron N2820 - All All All
Operating System Intel Celeron N2820 Firmware - All All All
Hardware Intel Celeron N2830 - All All All
Operating System Intel Celeron N2830 Firmware - All All All
Hardware Intel Celeron N2840 - All All All
Operating System Intel Celeron N2840 Firmware - All All All
Hardware Intel Celeron N2910 - All All All
Operating System Intel Celeron N2910 Firmware - All All All
Hardware Intel Celeron N2920 - All All All
Operating System Intel Celeron N2920 Firmware - All All All
Hardware Intel Celeron N2930 - All All All
Operating System Intel Celeron N2930 Firmware - All All All
Hardware Intel Celeron N2940 - All All All
Operating System Intel Celeron N2940 Firmware - All All All
Hardware Intel Celeron N3000 - All All All
Operating System Intel Celeron N3000 Firmware - All All All
Hardware Intel Celeron N3010 - All All All
Operating System Intel Celeron N3010 Firmware - All All All
Hardware Intel Celeron N3050 - All All All
Operating System Intel Celeron N3050 Firmware - All All All
Hardware Intel Celeron N3060 - All All All
Operating System Intel Celeron N3060 Firmware - All All All
Hardware Intel Celeron N3150 - All All All
Operating System Intel Celeron N3150 Firmware - All All All
Hardware Intel Celeron N3160 - All All All
Operating System Intel Celeron N3160 Firmware - All All All
Hardware Intel Celeron N3350 - All All All
Hardware Intel Celeron N3350e - All All All
Operating System Intel Celeron N3350e Firmware - All All All
Operating System Intel Celeron N3350 Firmware - All All All
Hardware Intel Celeron N3450 - All All All
Operating System Intel Celeron N3450 Firmware - All All All
Hardware Intel Celeron N4000 - All All All
Operating System Intel Celeron N4000 Firmware - All All All
Hardware Intel Celeron N4020 - All All All
Operating System Intel Celeron N4020 Firmware - All All All
Hardware Intel Celeron N4100 - All All All
Operating System Intel Celeron N4100 Firmware - All All All
Hardware Intel Celeron N4120 - All All All
Operating System Intel Celeron N4120 Firmware - All All All
Hardware Intel Celeron N4500 - All All All
Operating System Intel Celeron N4500 Firmware - All All All
Hardware Intel Celeron N4505 - All All All
Operating System Intel Celeron N4505 Firmware - All All All
Hardware Intel Celeron N5100 - All All All
Operating System Intel Celeron N5100 Firmware - All All All
Hardware Intel Celeron N5105 - All All All
Operating System Intel Celeron N5105 Firmware - All All All
Hardware Intel Celeron N6210 - All All All
Operating System Intel Celeron N6210 Firmware - All All All
Hardware Intel Celeron N6211 - All All All
Operating System Intel Celeron N6211 Firmware - All All All
Hardware Intel Pentium J2850 - All All All
Operating System Intel Pentium J2850 Firmware - All All All
Hardware Intel Pentium J2900 - All All All
Operating System Intel Pentium J2900 Firmware - All All All
Hardware Intel Pentium J3710 - All All All
Operating System Intel Pentium J3710 Firmware - All All All
Hardware Intel Pentium J4205 - All All All
Operating System Intel Pentium J4205 Firmware - All All All
Hardware Intel Pentium J6426 - All All All
Operating System Intel Pentium J6426 Firmware - All All All
Hardware Intel Pentium N3510 - All All All
Operating System Intel Pentium N3510 Firmware - All All All
Hardware Intel Pentium N3520 - All All All
Operating System Intel Pentium N3520 Firmware - All All All
Hardware Intel Pentium N3530 - All All All
Operating System Intel Pentium N3530 Firmware - All All All
Hardware Intel Pentium N3540 - All All All
Operating System Intel Pentium N3540 Firmware - All All All
Hardware Intel Pentium N3700 - All All All
Operating System Intel Pentium N3700 Firmware - All All All
Hardware Intel Pentium N3710 - All All All
Operating System Intel Pentium N3710 Firmware - All All All
Hardware Intel Pentium N4200 - All All All
Hardware Intel Pentium N4200e - All All All
Operating System Intel Pentium N4200e Firmware - All All All
Operating System Intel Pentium N4200 Firmware - All All All
Hardware Intel Pentium N6415 - All All All
Operating System Intel Pentium N6415 Firmware - All All All
Hardware Intel Pentium Silver J5005 - All All All
Operating System Intel Pentium Silver J5005 Firmware - All All All
Hardware Intel Pentium Silver J5040 - All All All
Operating System Intel Pentium Silver J5040 Firmware - All All All
Hardware Intel Pentium Silver N5000 - All All All
Operating System Intel Pentium Silver N5000 Firmware - All All All
Hardware Intel Pentium Silver N5030 - All All All
Operating System Intel Pentium Silver N5030 Firmware - All All All
Hardware Intel Pentium Silver N6000 - All All All
Operating System Intel Pentium Silver N6000 Firmware - All All All
Hardware Intel Pentium Silver N6005 - All All All
Operating System Intel Pentium Silver N6005 Firmware - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na IntelR Processors Which affected See references Not specified

References

ReferenceSourceLinkTags
INTEL-SA-00528 af854a3a-2127-422b-91ae-364da2661108 www.intel.com Vendor Advisory
Intel SA-00528 Intel Processor Vulnerability in NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 198836 Ubuntu Security Notification for Intel Microcode Vulnerabilities (USN-5486-1)
  • 353194 Amazon Linux Security Advisory for microcode_ctl : ALAS2-2022-1762
  • 501196 Alpine Linux Security Update for intel-ucode
  • 504020 Alpine Linux Security Update for intel-ucode
  • 710874 Gentoo Linux intel-microcode Multiple Vulnerabilities (GLSA 202402-22)
  • 751727 SUSE Enterprise Linux Security Update for ucode-intel (SUSE-SU-2022:0502-1)
  • 751735 SUSE Enterprise Linux Security Update for ucode-intel (SUSE-SU-2022:0541-1)
  • 751764 SUSE Enterprise Linux Security Update for ucode-intel (SUSE-SU-2022:0574-1)
  • 751765 SUSE Enterprise Linux Security Update for ucode-intel (SUSE-SU-2022:0576-1)
  • 751766 SUSE Enterprise Linux Security Update for ucode-intel (SUSE-SU-2022:0575-1)
  • 751767 OpenSUSE Security Update for ucode-intel (openSUSE-SU-2022:0574-1)

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