Vulnerability in Huawei Emui

CVE-2021-22333

There is an Improper Validation of Array Index vulnerability in Huawei Smartphone. Successful exploitation of this vulnerability may cause code to execute, thus obtaining system permissions.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-22333: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

  • Huawei Emui — versions 9.1.0, 9.1.1, 10.0.0
  • Huawei Magic Ui — versions 2.1.1, 3.0.0, 3.1.0
  • Emui;magic Ui — versions EMUI 11.0.0,EMUI 10.1.1,EMUI 10.1.0,EMUI 10.0.0,EMUI 9.1.1,EMUI 9.1.0, Magic UI 4.0.0,Magic UI 3.1.1,Magic UI 3.1.0,Magic UI 3.0.0,Magic UI 2.1.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22333?
CVE-2021-22333 is a critical-severity vulnerability in Huawei Emui, classified under Improper Validation of Array Index. CVSS score: 9.8/10. Published 2021-06-03.
How severe is CVE-2021-22333?
Critical severity. CVSS v3 base score is 9.8 out of 10.