What is CVE-2021-33149?

CVE-2021-33149 is a medium-severity vulnerability in Intel Atom Processors, classified under Observable Discrepancy. CVSS score: 5.5/10. Published 2022-05-12.

How severe is CVE-2021-33149?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Intel Atom Processors

CVE-2021-33149

Observable behavioral discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

EPSS: 0.002 (15.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Intel Atom_processors
Intel Atom_processors_firmware
Intel Celeron_processors
Intel Celeron_processors_firmware
Intel Core_processors
Intel Core_processors_firmware
Intel Itanium_processors
Intel Itanium_processors_firmware
Intel Pentium_processors
Intel Pentium_processors_firmware

Weakness classification (CWE)

CWE-203 — Observable Discrepancy

References

secure@intel.com (x_refsource_MISC, Vendor Advisory)
secure@intel.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2021-33149?: CVE-2021-33149 is a medium-severity vulnerability in Intel Atom Processors, classified under Observable Discrepancy. CVSS score: 5.5/10. Published 2022-05-12.
How severe is CVE-2021-33149?: Medium severity. CVSS v3 base score is 5.5 out of 10.