Auth bypass in Huawei P20

CVE-2020-9073

Huawei P20 smartphones with versions earlier than 10.0.0.156(C00E156R1P4) have an improper authentication vulnerability. The vulnerability is due to that when an user wants to do certain operation, the software insufficiently validate the user's identity. Attackers need to physically access the smartphone to exploit this vulnerability. Successful exploit could allow the attacker to bypass the limit of student mode function.

Vulnerability class: Broken Authentication

EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-9073?
CVE-2020-9073 is a low-severity vulnerability in Huawei P20, classified under Improper Authentication. CVSS score: 2.4/10. Published 2020-05-15.
How severe is CVE-2020-9073?
Low severity. CVSS v3 base score is 2.4 out of 10.