What is the severity of CVE-2023-52711?

CVE-2023-52711 has been assessed with a critical severity due to the potential for SMI handler exposure and memory corruption.

How do I fix CVE-2023-52711?

To mitigate CVE-2023-52711, it is essential to update the affected Huawei Curiem-wfg9b BIOS to version 2.28 or apply relevant security patches.

What are the potential impacts of CVE-2023-52711?

Exploitation of CVE-2023-52711 can lead to unauthorized access to SPI flash and potential leakage or corruption of SMM memory.

Which devices are affected by CVE-2023-52711?

The vulnerable device associated with CVE-2023-52711 is the Huawei Curiem-wfg9b with BIOS version 2.28.

Is CVE-2023-52711 actively being exploited?

As of now, there are no reported instances of active exploitation for CVE-2023-52711, but caution is advised.

Vulnerability/
CVE-2023-52711

high

7.8

CWE

284 401

28/5/2024

17/1/2025

CVE-2023-52711

First published: Tue May 28 2024(Updated: )

Various Issues Due To Exposed SMI Handler in AmdPspP2CmboxV2. The first issue can be leveraged to bypass the protections that have been put in place by previous UEFI phases to prevent direct access to the SPI flash. The second issue can be used to both leak and corrupt SMM memory thus potentially leading code execution in SMM

Credit: psirt@huawei.com

Affected Software	Affected Version	How to fix
All of
Huawei Curiem-wfg9b	=curiem-wfg9b_bios_2.28
Huawei Curiem-wfg9b Firmware

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Reference Links

https://www.huawei.com/en/psirt/security-advisories/2024/huawei-sa-voiiaciahpp-6376e0c7-en

Frequently Asked Questions

What is the severity of CVE-2023-52711?
CVE-2023-52711 has been assessed with a critical severity due to the potential for SMI handler exposure and memory corruption.
How do I fix CVE-2023-52711?
To mitigate CVE-2023-52711, it is essential to update the affected Huawei Curiem-wfg9b BIOS to version 2.28 or apply relevant security patches.
What are the potential impacts of CVE-2023-52711?
Exploitation of CVE-2023-52711 can lead to unauthorized access to SPI flash and potential leakage or corruption of SMM memory.
Which devices are affected by CVE-2023-52711?
The vulnerable device associated with CVE-2023-52711 is the Huawei Curiem-wfg9b with BIOS version 2.28.
Is CVE-2023-52711 actively being exploited?
As of now, there are no reported instances of active exploitation for CVE-2023-52711, but caution is advised.

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canonical/huawei curiem-wfg9b
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