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.

The Bluetooth function of some Huawei smartphones has a DoS vulnerability. Attackers can install third-party apps to send specific broadcasts, causing the Bluetooth module to crash. This vulnerability is successfully exploited to cause the Bluetooth function to become abnormal. Affected product versions include: HUAWEI P30 10.0.0.195(C432E22R2P5), 10.0.0.200(C00E85R2P11), 10.0.0.200(C461E6R3P1), 10.0.0.201(C10E7R5P1), 10.0.0.201(C185E4R7P1), 10.0.0.206(C605E19R1P3), 10.0.0.209(C636E6R3P4), 10.0.0.210(C635E3R2P4), and versions earlier than 10.1.0.165(C01E165R2P11).

There is a JavaScript injection vulnerability in certain Huawei smartphones. A module does not verify some inputs sufficiently. Attackers can exploit this vulnerability by sending a malicious application request to launch JavaScript injection. This may compromise normal service. Affected product versions include HUAWEI P30 versions earlier than 10.1.0.165(C01E165R2P11), 11.0.0.118(C635E2R1P3), 11.0.0.120(C00E120R2P5), 11.0.0.138(C10E4R5P3), 11.0.0.138(C185E4R7P3), 11.0.0.138(C432E8R2P3), 11.0.0.138(C461E4R3P3), 11.0.0.138(C605E4R1P3), and 11.0.0.138(C636E4R3P3).

There is an out of bounds write vulnerability in Huawei Smartphone HUAWEI P30 versions 9.1.0.131(C00E130R1P21) when processing a message. An unauthenticated attacker can exploit this vulnerability by sending specific message to the target device. Due to insufficient validation of the input parameter, successful exploit can cause the process and the service to be abnormal.

There is an arbitrary memory write vulnerability in Huawei smart phone when processing file parsing. Due to insufficient validation of the input files, successful exploit could cause certain service abnormal. Affected product versions include:HUAWEI P30 versions 10.0.0.186(C10E7R5P1), 10.0.0.186(C461E4R3P1), 10.0.0.188(C00E85R2P11), 10.0.0.188(C01E88R2P11),10.0.0.188(C605E19R1P3), 10.0.0.190(C185E4R7P1), 10.0.0.190(C431E22R2P5), 10.0.0.190(C432E22R2P5),10.0.0.190(C605E19R1P3), 10.0.0.190(C636E4R3P4), 10.0.0.192(C635E3R2P4).

HUAWEI Mate 30 versions earlier than 10.1.0.150(C00E136R5P3) and HUAWEI P30 version earlier than 10.1.0.160(C00E160R2P11) have a use after free vulnerability. There is a condition exists that the system would reference memory after it has been freed, the attacker should trick the user into running a crafted application with common privilege, successful exploit could cause code execution.

HUAWEI P30 and HUAWEI P30 Pro smartphones with versions earlier than 10.1.0.123(C432E22R2P5) and versions earlier than 10.1.0.160(C00E160R2P8) have an information disclosure vulnerability. Certain WI-FI function's default configuration in the system seems insecure, an attacker should craft a WI-FI hotspot to launch the attack. Successful exploit could cause information disclosure.

HUAWEI P30 smartphone with versions earlier than 10.1.0.135(C00E135R2P11) have an improper input verification vulnerability. An attribution in a module is not set correctly and some verification is lacked. Attackers with local access can exploit this vulnerability by injecting malicious fragment. This may lead to user information leak.

HUAWEI Mate 20 smartphones with versions earlier than 10.1.0.160(C00E160R2P11) have an improper authorization vulnerability. The software does not properly restrict certain operation in certain scenario, the attacker should do certain configuration before the user turns on student mode function. Successful exploit could allow the attacker to bypass the limit of student mode function. Affected product versions include: HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8).

HUAWEI P30 smartphones with versions earlier than 10.1.0.160(C00E160R2P11) have a denial of service vulnerability. A module does not deal with mal-crafted messages and it leads to memory leak. Attackers can exploit this vulnerability to make the device denial of service.Affected product versions include: HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11).

There is a buffer overflow vulnerability in several Huawei products. The system does not sufficiently validate certain configuration parameter which is passed from user that would cause buffer overflow. The attacker should trick the user into installing and running a malicious application with a high privilege, successful exploit may cause code execution. Affected product include Huawei HONOR 20 PRO, Mate 20, Mate 20 Pro, Mate 20 X, P30, P30 Pro, Hima-L29C, Laya-AL00EP, Princeton-AL10B, Tony-AL00B, Yale-L61A, Yale-TL00B and YaleP-AL10B.

HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11);HUAWEI P30 Pro versions Versions earlier than 10.1.0.160(C00E160R2P8) have a denial of service vulnerability. Certain system configuration can be modified because of improper authorization. The attacker could trick the user installing and executing a malicious application, successful exploit could cause a denial of service condition of PHONE function.

HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro versions Versions earlier than 10.1.0.270(C431E7R1P5),Versions earlier than 10.1.0.270(C635E3R1P5),Versions earlier than 10.1.0.273(C636E7R2P4);HUAWEI Mate 20 X versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11);HUAWEI P30 Pro versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI Mate 20 RS versions Versions earlier than 10.1.0.160(C786E160R3P8);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);Honor20 versions Versions earlier than 10.0.0.175(C00E58R4P11);Honor20 PRO versions Versions earlier than 10.0.0.194(C00E62R8P12);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);HonorV20 versions Versions earlier than 10.0.0.188(C00E62R2P11) have an improper authentication vulnerability. The system does not properly sign certain encrypted file, the attacker should gain the key used to encrypt the file, successful exploit could cause certain file be forged

HUAWEI P30 with versions earlier than 10.1.0.135(C00E135R2P11) have an improper signature verification vulnerability. The system does not improper check signature of specific software package, an attacker may exploit this vulnerability to load a crafted software package to the device.

There is a resource management errors vulnerability in Huawei P30. Local attackers construct broadcast message for some application, causing this application to send this broadcast message and impact the customer's use experience.

HUAWEI P30 smartphones with Versions earlier than 10.1.0.123(C431E22R2P5),Versions earlier than 10.1.0.123(C432E22R2P5),Versions earlier than 10.1.0.126(C10E7R5P1),Versions earlier than 10.1.0.126(C185E4R7P1),Versions earlier than 10.1.0.126(C461E7R3P1),Versions earlier than 10.1.0.126(C605E19R1P3),Versions earlier than 10.1.0.126(C636E7R3P4),Versions earlier than 10.1.0.128(C635E3R2P4),Versions earlier than 10.1.0.160(C00E160R2P11),Versions earlier than 10.1.0.160(C01E160R2P11) have a denial of service vulnerability. In specific scenario, due to the improper resource management and memory leak of some feature, the attacker could exploit this vulnerability to cause the device reset.

HUAWEI P30 smart phones with versions earlier than 10.1.0.160(C00E160R2P11) have an information exposure vulnerability. The system does not properly authenticate the application that access a specified interface. Attackers can trick users into installing malicious software to exploit this vulnerability and obtain some information about the device. Successful exploit may cause information disclosure.

HUAWEI P30;HUAWEI P30 Pro;Tony-AL00B smartphones with versions earlier than 10.1.0.135(C00E135R2P11); versions earlier than 10.1.0.135(C00E135R2P8), versions earlier than 10.1.0.135 have an improper authentication vulnerability. Due to the identity of the message sender not being properly verified, an attacker can exploit this vulnerability through man-in-the-middle attack to induce user to access malicious URL.

HUAWEI P30 with versions earlier than 10.1.0.160(C00E160R2P11) and HUAWEI P30 Pro with versions earlier than 10.1.0.160(C00E160R2P8) have an information disclosure vulnerability. Certain function's default configuration in the system seems insecure, an attacker should craft a WI-FI hotspot to launch the attack. Successful exploit could cause information disclosure.

HUAWEI P30 and HUAWEI P30 Pro with versions earlier than 10.1.0.135(C00E135R2P11) and versions earlier than 10.1.0.135(C00E135R2P8) have an insufficient integrity check vulnerability. The system does not check certain software package's integrity sufficiently. Successful exploit could allow an attacker to load a crafted software package to the device.