A flaw was discovered in the Bluetooth protocol. An attacker within physical proximity to the Bluetooth connection could downgrade the encryption protocol to be trivially brute forced.

There is an improper authorization vulnerability in some Huawei smartphones. An attacker could perform a series of operation in specific mode to exploit this vulnerability. Successful exploit could allow the attacker to bypass app lock. (Vulnerability ID: HWPSIRT-2019-12144)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9081.

Some Huawei smart phones have a null pointer dereference vulnerability. An attacker crafts specific packets and sends to the affected product to exploit this vulnerability. Successful exploitation may cause the affected phone to be abnormal.

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.

Huawei smartphones HONOR 20 PRO Versions earlier than 10.1.0.230(C432E9R5P1),Versions earlier than 10.1.0.231(C10E3R3P2),Versions earlier than 10.1.0.231(C185E3R5P1),Versions earlier than 10.1.0.231(C636E3R3P1);Versions earlier than 10.1.0.212(C432E10R3P4),Versions earlier than 10.1.0.213(C636E3R4P3),Versions earlier than 10.1.0.214(C10E5R4P3),Versions earlier than 10.1.0.214(C185E3R3P3);Versions earlier than 10.1.0.212(C00E210R5P1);Versions earlier than 10.1.0.160(C00E160R2P11);Versions earlier than 10.1.0.160(C00E160R2P11);Versions earlier than 10.1.0.160(C01E160R2P11);Versions earlier than 10.1.0.160(C00E160R2P11);Versions earlier than 10.1.0.160(C00E160R8P12);Versions earlier than 10.1.0.230(C432E9R5P1),Versions earlier than 10.1.0.231(C10E3R3P2),Versions earlier than 10.1.0.231(C636E3R3P1);Versions earlier than 10.1.0.225(C431E3R1P2),Versions earlier than 10.1.0.225(C432E3R1P2) contain an information vulnerability. A module has a design error that is lack of control of input. Attackers can exploit this vulnerability to obtain some information. This can lead to information leak.