Security Advisory - Vulnerability of Improper Interface Access Control in a Huawei PC Product
- SA No:huawei-sa-VoIIACiaHPP-6376e0c7
- Initial Release Date: 2024-04-17
- Last Release Date: 2024-04-17
A Huawei PC product has a vulnerability in improper interface access control. Successful exploitation of this vulnerability may cause SMM leaks. Attackers can exploit this vulnerability to boot the UEFI shell and cause memory leaks.(Vulnerability ID:HWPSIRT-2023-64955)
This vulnerability has been assigned a (CVE) ID: CVE-2023-52711|
Affected Product |
Affected Version |
Repair Version |
|
CurieM-WFG9B |
CurieM-WFG9B BIOS 2.28 |
CurieM-WFG9B BIOS 2.29 |
HWPSIRT-2023-64955:
Successful exploitation of this vulnerability may cause SMM leaks. Attackers can exploit this vulnerability to boot the UEFI shell and cause memory leaks.Vulnerabilities are scored base on the CVSS v3.1 scoring system. For details please refer to: https://www.first.org/cvss/specification-document.
HWPSIRT-2023-64955:
Base score:7.8
Temporary score:7.8
Environmental Score:NA
CVSS v3.1 Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:XHWPSIRT-2023-64955:
This vulnerability can be exploited only when the following conditions are present:
The size of the source buffer is altered.
Technical details:
Due to improper interface access control in AmdPspP2CmboxV2, an attacker can control the source buffer to point to the SMM. Successful exploitation of this vulnerability may lead to SMM leaks. Attackers can exploit this vulnerability to boot the UEFI shell and cause memory leaks.
The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.
HWPSIRT-2023-64955:
The vulnerability was reported by an external researcher under the Bug Bounty Program.None
Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.
To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.
To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.
