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Security Advisory - Information Disclosure Vulnerability in Several Smartphones

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

HUAWEI P30

Versions earlier than 10.1.0.135(C00E135R2P11)

10.1.0.135(C00E135R2P11)

HUAWEI P30 Pro

Versions earlier than 10.1.0.160(C00E160R2P8)

10.1.0.160(C00E160R2P8)

Versions earlier than 10.1.0.160(C01E160R2P8)

10.1.0.160(C01E160R2P8)

Honor View 20

Versions earlier than 10.0.0.179(C636E3R4P3)

10.0.0.179(C636E3R4P3)

Versions earlier than 10.0.0.180(C10E5R4P3)

10.0.0.180(C10E5R4P3)

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.

2020-09-02 V1.1 UPDATED Assigned a CVE ID(CVE-2020-1803) to the vulnerability; Updated the "Software Versions and Fixes" section;
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.

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