What is CVE-2021-33120?

CVE-2021-33120 is a medium-severity vulnerability in Intel Atom_p5921b, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2022-02-09.

How severe is CVE-2021-33120?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Out-of-bounds Read in Intel Atom_p5921b

CVE-2021-33120

Out of bounds read under complex microarchitectural condition in memory subsystem for some Intel Atom(R) Processors may allow authenticated user to potentially enable information disclosure or cause denial of service via network access.

Vulnerability class: Buffer Overflow

EPSS: 0.010 (58.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L.

Affected products

Intel Atom_p5921b
Intel Atom_p5921b_firmware
Intel Atom_p5931b
Intel Atom_p5931b_firmware
Intel Atom_p5942b
Intel Atom_p5942b_firmware
Intel Atom_p5962b
Intel Atom_p5962b_firmware
Intel Atom_x6200fe
Intel Atom_x6200fe_firmware

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

secure@intel.com (x_refsource_MISC, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2021-33120?: CVE-2021-33120 is a medium-severity vulnerability in Intel Atom_p5921b, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2022-02-09.
How severe is CVE-2021-33120?: Medium severity. CVSS v3 base score is 5.4 out of 10.