Auth bypass in Huawei Mate 20

CVE-2020-1796

There is an improper authorization vulnerability in several smartphones. The software incorrectly performs an authorization to certain user, successful exploit could allow a low privilege user to do certain operation which the user are supposed not to do.Affected product versions include:HUAWEI Mate 20 versions Versions earlier than 10.0.0.188(C00E74R3P8);HUAWEI Mate 30 Pro versions Versions earlier than 10.0.0.203(C00E202R7P2).

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (8.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.4% 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-2020-1796: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-1796?
CVE-2020-1796 is a medium-severity vulnerability in Huawei Mate 20, classified under Incorrect Authorization. CVSS score: 6.6/10. Published 2020-03-20.
How severe is CVE-2020-1796?
Medium severity. CVSS v3 base score is 6.6 out of 10.