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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.008 (55.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.1% 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-2020-9144: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

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
  • Emui — versions EMUI 11.0.0, EMUI 10.1.1, EMUI 10.1.0
  • 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.