There is a type confusion vulnerability in several smartphones. The system does not properly check and transform the type of certain variable, the attacker tricks the user into installing then running a crafted application, successful exploit could cause code execution. (Vulnerability ID: HWPSIRT-2020-02162)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9261.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
Resolved Product and Version
HUAWEI Mate 30
Versions earlier than 10.1.0.150(C00E136R5P3)
Successful exploit could cause code execution.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 7.8 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Temporal Score: 7.2 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
The attacker tricks the user into installing then running a crafted application.
The system does not properly check and transform the type of certain variable, the attacker tricks the user into installing then running a crafted application, successful exploit could cause code execution.
The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.
This vulnerability was reported to Huawei PSIRT by 360. Huawei would like to thank 360 for working with us and coordinated vulnerability disclosure to protect our customers.
2020-07-01 V1.0 INITIAL
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