What is CVE-2021-36133?

CVE-2021-36133 is a high-severity vulnerability in Nxp I.mx_6, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.1/10. Published 2021-12-07.

How severe is CVE-2021-36133?

High severity. CVSS v3 base score is 7.1 out of 10.

Is CVE-2021-36133 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Nxp I.mx_6

CVE-2021-36133

The OPTEE-OS CSU driver for NXP i.MX SoC devices lacks security access configuration for several models, resulting in TrustZone bypass because the NonSecure World can perform arbitrary memory read/write operations on Secure World memory. T…

EPSS: 0.001 (17.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

Public proof-of-concept exploits

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-36133?: CVE-2021-36133 is a high-severity vulnerability in Nxp I.mx_6, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.1/10. Published 2021-12-07.
How severe is CVE-2021-36133?: High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2021-36133 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.