Huawei Mate 9/Mate 9 Pro Hardware Security access control

Summaryinfo

A vulnerability has been found in Huawei Mate 9 and Mate 9 Pro and classified as critical. This vulnerability affects unknown code of the component Hardware Security Module. Performing a manipulation results in access control. This vulnerability is reported as CVE-2017-17176. The attack requires a local approach. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Huawei Mate 9 and Mate 9 Pro (Smartphone Operating System) (the affected version unknown). This affects an unknown part of the component Hardware Security Module. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The hardware security module of Mate 9 and Mate 9 Pro Huawei smart phones with the versions earlier before MHA-AL00BC00B156, versions earlier before MHA-CL00BC00B156, versions earlier before MHA-DL00BC00B156, versions earlier before MHA-TL00BC00B156, versions earlier before LON-AL00BC00B156, versions earlier before LON-CL00BC00B156, versions earlier before LON-DL00BC00B156, versions earlier before LON-TL00BC00B156 has a arbitrary memory read/write vulnerability due to the input parameters validation. An attacker with the root privilege of the Android system could exploit this vulnerability to read and write memory data anywhere or execute arbitrary code in the TrustZone.

The bug was discovered 10/15/2018. The weakness was disclosed 10/17/2018 (Website). It is possible to read the advisory at huawei.com. This vulnerability is uniquely identified as CVE-2017-17176 since 12/03/2017. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Huawei

Name

• Mate 9
• Mate 9 Pro

License

• commercial

Website

• Vendor: https://www.huawei.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

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