Out-of-bounds Read in Huawei Emui

CVE-2021-22354

There is an Information Disclosure Vulnerability in Huawei Smartphone. Successful exploitation of this vulnerability may cause out-of-bounds read.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (52.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-22354?
CVE-2021-22354 is a critical-severity vulnerability in Huawei Emui, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2021-06-30.
How severe is CVE-2021-22354?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2021-22354 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.