Auth bypass in Huawei Emui

CVE-2021-22316

There is a Missing Authentication for Critical Function vulnerability in Huawei Smartphone. Attackers with physical access to the device can thereby exploit this vulnerability. A successful exploitation of this vulnerability can compromise the device's data security and functional availability.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (7.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% 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-2021-22316: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Huawei Emui — versions 10.1.1, 11.0.0, 11.0.1
  • Huawei Magic Ui — versions 3.1.1, 4.0.0
  • Emui;magic Ui — versions EMUI 11.0.1,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-2021-22316?
CVE-2021-22316 is a medium-severity vulnerability in Huawei Emui, classified under Missing Authentication for Critical Function. CVSS score: 6.8/10. Published 2021-06-03.
How severe is CVE-2021-22316?
Medium severity. CVSS v3 base score is 6.8 out of 10.