Vulnerability in Huawei Emui

CVE-2021-22369

There is a Time-of-check Time-of-use (TOCTOU) Race Condition Vulnerability in Huawei Smartphone. Successful exploitation of these vulnerabilities may escalate the permission to that of the root user.

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (47.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.1% 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-2021-22369: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

  • Huawei Emui — versions 10.1.1, 11.0.0
  • Huawei Magic Ui — versions 3.1.1, 4.0.0
  • Emui;magic Ui — versions EMUI 11.0.0,EMUI 10.1.1, Magic UI 4.0.0,Magic UI 3.1.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22369?
CVE-2021-22369 is a high-severity vulnerability in Huawei Emui, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 8.1/10. Published 2021-06-30.
How severe is CVE-2021-22369?
High severity. CVSS v3 base score is 8.1 out of 10.