Huawei CurieM-WFG9B 2.28 SMI AmdPspP2CmboxV2 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Huawei CurieM-WFG9B 2.28 and classified as critical. Impacted is the function AmdPspP2CmboxV2 of the component SMI Handler. The manipulation leads to access control. This vulnerability is documented as CVE-2023-52711. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in Huawei CurieM-WFG9B 2.28. It has been rated as critical. This issue affects the function AmdPspP2CmboxV2 of the component SMI Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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

The advisory is shared at consumer.huawei.com. The identification of this vulnerability is CVE-2023-52711 since 03/21/2024. The exploitation is known to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/18/2025). 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

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/21/2024 🔍
05/28/2024 +67 days 🔍
05/28/2024 +0 days 🔍
01/18/2025 +235 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2023-52711 (🔍)
GCVE (CVE): GCVE-0-2023-52711
GCVE (VulDB): GCVE-100-266381

Entryinfo

Created: 05/28/2024 08:50
Updated: 01/18/2025 04:36
Changes: 05/28/2024 08:50 (62), 01/18/2025 04:36 (11)
Complete: 🔍
Cache ID: 216::103

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