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Security Advisory - Out of Bounds Read Vulnerability in Several Smartphones

  • SA No:huawei-sa-20200513-02-smartphone
  • Initial Release Date: May 13, 2020
  • Last Release Date: May 13, 2020

There is an out of bound read vulnerability in several smartphones. The software reads data past the end of the intended buffer. The attacker tricks the user into installing a crafted application, successful exploit may cause information disclosure or service abnormal. (Vulnerability ID: HWPSIRT-2019-11005)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-1808.

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200513-02-smartphone-en


Product Name

Affected Version

Resolved Product and Version

Honor View 20

Versions earlier than 10.0.0.179(C636E3R4P3)

10.0.0.179(C636E3R4P3)

Versions earlier than 10.0.0.180(C185E3R3P3)

10.0.0.180(C185E3R3P3)

Versions earlier than 10.0.0.180(C432E10R3P4)

10.0.0.180(C432E10R3P4)

Versions earlier than 10.0.0.188(C00E62R2P11)

10.0.0.188(C00E62R2P11)

Honor 20

Versions earlier than 10.0.0.187(C00E60R4P11)

10.0.0.187(C00E60R4P11)

Honor 20 PRO

Versions earlier than 10.0.0.187(C00E60R4P11)

10.0.0.187(C00E60R4P11)

Honor Magic2

Versions earlier than 10.0.0.176(C00E60R2P11)

10.0.0.176(C00E60R2P11)


Successful exploit may cause information disclosure or service abnormal.


The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

Base Score: 4.4 (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L)

Temporal Score: 4.1 (E:F/RL:O/RC:C)


This vulnerability can be exploited only when the following conditions are present:

This vulnerability can be exploited only when the following conditions are present: The attacker tricks the user into installing a crafted application.

Vulnerability details:

The software reads data past the end of the intended buffer. The attacker tricks the user into installing a crafted application, successful exploit may cause information disclosure or service abnormal.


The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

This vulnerability was discovered by Huawei internal tester.


2020-05-13 V1.0 INITIAL


Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

This document is provided on an "AS IS" basis and does not imply any kind of guarantee or warranty, either express or implied, including the warranties of merchantability or fitness for a particular purpose. In no event shall Huawei or any of its directly or indirectly controlled subsidiaries or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages. Your use of the document, by whatsoever means, will be totally at your own risk. Huawei is entitled to amend or update this document from time to time.