This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy

Security Advisory - Information Disclosure Vulnerability in Several Smartphones

  • SA No:huawei-sa-20200415-02-smartphone
  • Initial Release Date: Apr 15, 2020
  • Last Release Date: Apr 15, 2020

There is an information disclosure vulnerability in several smartphones. 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 ID: HWPSIRT-2019-10041)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-1803.

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-20200415-02-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Honor V20

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)


Successful exploit could cause information disclosure.

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

Base Score: 5.3 (AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

Temporal Score: 4.9 (E:F/RL:O/RC:C)

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

The attacker accesses to the victim's adjacent network and gain certain information in the victim's smartphone.

Vulnerability details:

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.

The devices that support 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.
2020-04-15 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.