Huawei Mobile Phone Factory Reset Protection privileges management

Summaryinfo

A vulnerability was found in Huawei Mobile Phone. It has been declared as critical. Impacted is an unknown function of the component Factory Reset Protection. Such manipulation leads to privileges management. This vulnerability is referenced as CVE-2019-19412. The attack can be executed directly on the physical device. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Huawei Mobile Phone (Smartphone Operating System) (version now known). Affected by this issue is some unknown processing of the component Factory Reset Protection. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Some Huawei smart phones have a Factory Reset Protection (FRP) bypass security vulnerability. When re-configuring the mobile phone using the factory reset protection (FRP) function, an attacker login the Talkback mode and can perform some operations to install a third-Party application. The affected products and versions are: ALP-AL00B Versions earlier than 9.0.0.181(C00E87R2P20T8) ALP-L09 Versions earlier than 9.0.0.201(C432E4R1P9) ALP-L29 Versions earlier than 9.0.0.177(C185E2R1P12T8), Versions earlier than 9.0.0.195(C636E2R1P12) Anne-AL00 Versions earlier than 8.0.0.168(C00) BLA-AL00B Versions earlier than 9.0.0.181(C00E88R2P15T8) BLA-L09C Versions earlier than 9.0.0.177(C185E2R1P13T8), Versions earlier than 9.0.0.206(C432E4R1P11) BLA-L29C Versions earlier than 9.0.0.179(C576E2R1P7T8), Versions earlier than 9.0.0.194(C185E2R1P13), Versions earlier than 9.0.0.206(C432E4R1P11), Versions earlier than 9.0.0.210(C635E4R1P13) Berkeley-AL20 Versions earlier than 9.0.0.156(C00E156R2P14T8) Berkeley-L09 Versions earlier than 8.0.0.172(C432), Versions earlier than 8.0.0.173(C636) Emily-L29C Versions earlier than 9.0.0.159(C185E2R1P12T8), Versions earlier than 9.0.0.159(C461E2R1P11T8), Versions earlier than 9.0.0.160(C432E7R1P11T8), Versions earlier than 9.0.0.165(C605E2R1P12), Versions earlier than 9.0.0.168(C636E7R1P13T8), Versions earlier than 9.0.0.168(C782E3R1P11T8), Versions earlier than 9.0.0.196(C635E2R1P11T8) Figo-L03 Versions earlier than 9.1.0.130(C605E6R1P5T8) Figo-L21 Versions earlier than 9.1.0.130(C185E6R1P5T8), Versions earlier than 9.1.0.130(C635E6R1P5T8) Figo-L23 Versions earlier than 9.1.0.130(C605E6R1P5T8) Figo-L31 Versions earlier than 9.1.0.130(C432E8R1P5T8) Florida-L03 Versions earlier than 9.1.0.121(C605E5R1P1T8) Florida-L21 Versions earlier than 8.0.0.129(C605), Versions earlier than 8.0.0.131(C432), Versions earlier than 8.0.0.132(C185) Florida-L22 Versions earlier than 8.0.0.132(C636) Florida-L23 Versions earlier than 8.0.0.144(C605) HUAWEI P smart Versions earlier than 9.1.0.130(C185E6R1P5T8), Versions earlier than 9.1.0.130(C605E6R1P5T8) HUAWEI P smart, HUAWEI Y7s Versions earlier than 9.1.0.124(C636E6R1P5T8) HUAWEI P20 lite Versions earlier than 8.0.0.148(C635), Versions earlier than 8.0.0.155(C185), Versions earlier than 8.0.0.155(C605), Versions earlier than 8.0.0.156(C605), Versions earlier than 8.0.0.157(C432) HUAWEI nova 3e, HUAWEI P20 lite Versions earlier than 8.0.0.147(C461), Versions earlier than 8.0.0.148(ZAFC185), Versions earlier than 8.0.0.160(C185), Versions earlier than 8.0.0.160(C605), Versions earlier than 8.0.0.168(C432), Versions earlier than 8.0.0.172(C636) Honor View 10 Versions earlier than 9.0.0.202(C567E6R1P12T8) Leland-AL00A Versions earlier than 8.0.0.182(C00) Leland-L21A Versions earlier than 8.0.0.135(C185), Versions earlier than 9.1.0.118(C636E4R1P1T8) Leland-L22A Versions earlier than 9.1.0.118(C636E4R1P1T8) Leland-L22C Versions earlier than 9.1.0.118(C636E4R1P1T8) Leland-L31A Versions earlier than 8.0.0.139(C432)

The weakness was published 06/08/2020 (Website). The advisory is shared for download at huawei.com. This vulnerability is handled as CVE-2019-19412 since 11/29/2019. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Smartphone Operating System

Vendor

• Huawei

Name

• Mobile Phone

License

• commercial

Website

• Vendor: https://www.huawei.com/

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Entryinfo

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