Auth bypass in Huawei Honor V20

CVE-2020-1803

Huawei smartphones Honor V20 with versions earlier than 10.0.0.179(C636E3R4P3),versions earlier than 10.0.0.180(C185E3R3P3),versions earlier than 10.0.0.180(C432E10R3P4) have an information disclosure vulnerability. The device does not sufficiently validate the identity of smart wearable device in certain specific scenario, the attacker need to gain certain information in the victim's smartphone to launch the attack, successful exploit could cause information disclosure.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (22.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.8% 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-2020-1803: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-1803?
CVE-2020-1803 is a medium-severity vulnerability in Huawei Honor V20, classified under Improper Authentication. CVSS score: 5.3/10. Published 2020-04-20.
How severe is CVE-2020-1803?
Medium severity. CVSS v3 base score is 5.3 out of 10.