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Vulnerability record · CVE-2020-9223 · published 29 December 2020

CVE-2020-9223: Huawei honor 20 pro firmware vulnerability

Huawei · Honor 20 Pro Firmware

There is a denial of service vulnerability in some Huawei smartphones. Due to the improper processing of received abnormal messages, remote attackers may exploit this vulnerability to cause a denial of service (DoS) on the specific module.

7.5 CVSS 3.1 High EPSS 0.89% · top 41.9%
7.5CVSS 3.1 base score, v2 5.0
0.89%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

There is a denial of service vulnerability in some Huawei smartphones. Due to the improper processing of received abnormal messages, remote attackers may exploit this vulnerability to cause a denial of service (DoS) on the specific module.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201216-03-smartphone-en Vendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201216-03-smartphone-en Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-9223), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.