What is CVE-2023-52547?

CVE-2023-52547 is a high-severity vulnerability in Huawei Curiem-Wfg9b, classified under Improper Handling of Length Parameter Inconsistency. CVSS score: 7.8/10. Published 2024-05-28.

How severe is CVE-2023-52547?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Huawei Curiem-Wfg9b

CVE-2023-52547

Huawei Matebook D16(Model: CREM-WXX9, BIOS: v2.26. Memory Corruption in SMI Handler of HddPassword SMM Module. This can be leveraged by a malicious OS attacker to corrupt data structures stored at the beginning of SMRAM and can potentially lead to code execution in SMM.

Published 2024-05-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (2.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Huawei Curiem-Wfg9b — versions OTA-CurieM-BIOS-2.29
Huawei Curiem-Wfg9b Firmware — versions ota-curiem-bios-2.29

Weakness classification (CWE)

References

www.huawei.com/en/psirt/security-advisories/2024/huawei-sa-iholpiiahpp-0ab7d6db… (Vendor Advisory)

Frequently asked questions

What is CVE-2023-52547?: CVE-2023-52547 is a high-severity vulnerability in Huawei Curiem-Wfg9b, classified under Improper Handling of Length Parameter Inconsistency. CVSS score: 7.8/10. Published 2024-05-28.
How severe is CVE-2023-52547?: High severity. CVSS v3 base score is 7.8 out of 10.