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)

EPSS: 0.006 (45.6th percentile) — read the EPSS interpretation.

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.

Affected products

  • Huawei Emui — versions 10.1.1, 11.0.0
  • Huawei Magic_ui — versions 3.1.1, 4.0.0
  • N/a 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.