Silabs EFR32 BLE SDK up to 7.1.1/8.0.0 incorrect synchronization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Silabs EFR32 BLE SDK up to 7.1.1/8.0.0 and classified as problematic. Affected is an unknown function. Performing a manipulation results in incorrect synchronization. This vulnerability is cataloged as CVE-2024-6657. The attack must originate from the local network. There is no exploit available.

Detailsinfo

A vulnerability was found in Silabs EFR32 BLE SDK up to 7.1.1/8.0.0. It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a incorrect synchronization vulnerability. CWE is classifying the issue as CWE-821. The product utilizes a shared resource in a concurrent manner, but it does not correctly synchronize access to the resource. This is going to have an impact on availability. The summary by CVE is:

A denial of service may be caused to a single peripheral device in a BLE network when multiple central devices continuously connect and disconnect to the peripheral. A hard reset is required to recover the peripheral device.

It is possible to read the advisory at siliconlabs.lightning.force.com. This vulnerability is uniquely identified as CVE-2024-6657 since 07/10/2024. The exploitability is told to be difficult. The attack needs to be done within the local network. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (Silabs): 🔍

CVSSv2info

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

Exploitinginfo

Class: Incorrect synchronization
CWE: CWE-821
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

07/10/2024 🔍
10/11/2024 +93 days 🔍
10/11/2024 +0 days 🔍
10/30/2024 +19 days 🔍

Sourcesinfo

Advisory: siliconlabs.lightning.force.com
Status: Not defined

CVE: CVE-2024-6657 (🔍)
GCVE (CVE): GCVE-0-2024-6657
GCVE (VulDB): GCVE-100-280059

Entryinfo

Created: 10/11/2024 16:18
Updated: 10/30/2024 17:24
Changes: 10/11/2024 16:18 (60), 10/30/2024 17:24 (1)
Complete: 🔍
Cache ID: 216::103

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

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