Silicon Labs Simplicity SDK prior 2024.12.1 SPI Interface array index

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Silicon Labs Simplicity SDK. Affected is an unknown function of the component SPI Interface. The manipulation leads to array index. This vulnerability is traded as CVE-2024-12975. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Silicon Labs Simplicity SDK. It has been rated as problematic. This issue affects some unknown functionality of the component SPI Interface. The manipulation with an unknown input leads to a array index vulnerability. Using CWE to declare the problem leads to CWE-129. The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array. Impacted is confidentiality. The summary by CVE is:

A buffer overread can occur in the CPC application when operating in full duplex SPI upon receiving an invalid packet over the SPI interface.

It is possible to read the advisory at community.silabs.com. The identification of this vulnerability is CVE-2024-12975 since 12/26/2024. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2024.12.1 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Array index
CWE: CWE-129 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Partially
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Simplicity SDK 2024.12.1

Timelineinfo

12/26/2024 🔍
03/07/2025 +71 days 🔍
03/07/2025 +0 days 🔍
09/16/2025 +193 days 🔍

Sourcesinfo

Advisory: community.silabs.com
Status: Confirmed

CVE: CVE-2024-12975 (🔍)
GCVE (CVE): GCVE-0-2024-12975
GCVE (VulDB): GCVE-100-298979

Entryinfo

Created: 03/07/2025 18:14
Updated: 09/16/2025 21:29
Changes: 03/07/2025 18:14 (65), 09/16/2025 21:29 (1)
Complete: 🔍
Cache ID: 216::103

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