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.

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

EPSS: 0.003 (24.7th percentile) — read the EPSS interpretation.

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.

Affected products

Huawei Honor V20 — versions Versions earlier than 10.0.0.179(C636E3R4P3), Versions earlier than 10.0.0.180(C185E3R3P3), Versions earlier than 10.0.0.180(C432E10R3P4)
Huawei Honor_v20
Huawei Honor_v20_firmware

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

psirt@huawei.com (x_refsource_CONFIRM, Vendor Advisory)
psirt@huawei.com (x_refsource_CONFIRM, Vendor Advisory)

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.