Buffer overflow in Huawei Emui

CVE-2020-9144

There is a heap overflow vulnerability in some Huawei smartphone, attackers can exploit this vulnerability to cause heap overflows due to improper restriction of operations within the bounds of a memory buffer.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (53.1th percentile) — read the EPSS interpretation.

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.

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
  • N/a Emui — versions EMUI 11.0.0, EMUI 10.1.1, EMUI 10.1.0
  • N/a Magic Ui — versions Magic UI 4.0.0, Magic UI 3.1.1, Magic UI 3.1.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-9144?
CVE-2020-9144 is a critical-severity vulnerability in Huawei Emui, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2021-01-13.
How severe is CVE-2020-9144?
Critical severity. CVSS v3 base score is 9.8 out of 10.