Summaryinfo

A vulnerability, which was classified as critical, has been found in Huawei ALP-AL00B and BLA-AL00B up to 8.0.0. Affected by this issue is some unknown functionality of the component RCS Module. The manipulation leads to access control (Keyboard). This vulnerability is handled as CVE-2018-7901. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in Huawei ALP-AL00B and BLA-AL00B up to 8.0.0. Affected by this vulnerability is some unknown processing of the component RCS Module. The manipulation with an unknown input leads to a access control vulnerability (Keyboard). The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

RCS module in Huawei ALP-AL00B smart phones with software versions earlier than 8.0.0.129, BLA-AL00B smart phones with software versions earlier than 8.0.0.129 has a remote control vulnerability. An attacker can trick a user to install a malicious application. When the application connects with RCS for the first time, it needs user to manually click to agree. In addition, the attacker needs to obtain the key that RCS uses to authenticate the application. Successful exploitation may cause the attacker to control keyboard remotely.

The bug was discovered 04/25/2018. The weakness was published 04/30/2018 (Website). It is possible to read the advisory at huawei.com. This vulnerability is known as CVE-2018-7901 since 03/09/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. 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 5 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 8.0.0.129 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Huawei

Name

• ALP-AL00B
• BLA-AL00B

Version

• 8.0

License

• commercial

CPE 2.3info

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CPE 2.2info

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