A vulnerability classified as critical was found in Huawei HarmonyOS (affected version not known). Affected by this vulnerability is some unknown functionality of the component NFC Module. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The NFC module has a buffer overflow vulnerability. Successful exploitation of this vulnerability may cause exceptions in NFC card registration, deletion, and activation.

The weakness was presented 07/12/2022. The advisory is shared at consumer.huawei.com. This vulnerability is known as CVE-2022-34741 since 06/28/2022. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/22/2022).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

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Type

• Smartphone Operating System

Vendor

• Huawei

Name

• HarmonyOS

License

• commercial

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