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CVE-2021-0124

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user...

6.6 Medium

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via physical access.

Attack profile

How easy it is to exploit

Attack vector
Physical
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.32%Down 0.6 points since Feb 10, 2022
90%50%10%1%

What each source reports

NVD Score used 6.6

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via physical access.

Record
CVE-2021-0124
CVSS 3.1
6.6 MediumCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List 6.6

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via physical access.

Record
CVE-2021-0124
CVSS 3.1
6.6 MediumCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
EUVDEUVD-2021-2743 6.6

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via physical access.

Record
EUVD-2021-2743
CVSS 3.1
6.6 MediumCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-q274-p5mx-fr2f 6.6

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user...

Improper access control in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via physical access.

Record
GHSA-q274-p5mx-fr2f
CVSS 3.1
6.6 MediumCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-863
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-0124 is a medium vulnerability (CVSS 6.6) in Intel Atom C3308 Firmware, published February 9, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 25th percentile. No source names a fixed version.

References

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