What’s Vulnerable › Vulnerabilities

CVE-2020-1803

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-20 · updated 2026-06-17
• Weakness: CWE-287

Description

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.

Affected products

• Huawei Honor V20: before 10.0.0.179\(c636e3r4p3\); before 10.0.0.180\(c185e3r3p3\); before 10.0.0.180\(c432e10r3p4\) — fixed in 10.0.0.179\(c636e3r4p3\), 10.0.0.180\(c185e3r3p3\), 10.0.0.180\(c432e10r3p4\)

How to fix

Upgrade to a fixed version: Huawei Honor V20 10.0.0.179\(c636e3r4p3\), 10.0.0.180\(c185e3r3p3\), 10.0.0.180\(c432e10r3p4\). Check the vendor advisory for mitigations.

References

• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200415-02-smartphone-en
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200415-02-smartphone-en
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200415-02-smartphone-en
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200415-02-smartphone-en

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