A vulnerability was found in Huawei HarmonyOS and EMUI (version unknown). It has been rated as critical. This issue affects an unknown function of the component System Module. 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. The summary by CVE is:

Permission verification vulnerability in the system module. Impact: Successful exploitation of this vulnerability will affect availability.

The advisory is shared at consumer.huawei.com. The identification of this vulnerability is CVE-2023-52543 since 02/27/2024. The exploitation is known to be easy. 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 11/07/2024). MITRE ATT&CK project uses the attack technique T1068 for this issue.

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

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Productinfo

Type

• Smartphone Operating System

Vendor

• Huawei

Name

• EMUI
• HarmonyOS

License

• commercial

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