VDB-219998 · CVE-2022-31364 · GCVE-0-2022-31364

Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08 Segmented Packet lower_transport_layer_on_seg buffer overflow

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7.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08. This impacts the function lower_transport_layer_on_seg of the component Segmented Packet Handler. Such manipulation leads to buffer overflow. This vulnerability is listed as CVE-2022-31364. The attack must be carried out from within the local network. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08. Affected by this issue is the function lower_transport_layer_on_seg of the component Segmented Packet Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Cypress : https://www.infineon.com/ Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08 is affected by: Buffer Overflow. The impact is: execute arbitrary code (remote). The component is: affected function is lower_transport_layer_on_seg. ¶¶ In Cypress Bluetooth Mesh SDK, there is an out-of-bound write vulnerability that can be triggered by sending a series of segmented packets with inconsistent SegN.

The weakness was presented 02/02/2023. The advisory is available at docs.google.com. This vulnerability is handled as CVE-2022-31364 since 05/23/2022. Technical details are known, but there is no available exploit.

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

Cypress

Name

Bluetooth Mesh SDK

Version

BSA0107_05.01.00-BX8-AMESH-08

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.2
CNA Vector (MITRE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/23/2022 🔍
02/02/2023 +255 days 🔍
02/02/2023 +0 days 🔍
03/01/2023 +27 days 🔍

Sourcesinfo

Advisory: docs.google.com
Status: Not defined

CVE: CVE-2022-31364 (🔍)
GCVE (CVE): GCVE-0-2022-31364
GCVE (VulDB): GCVE-100-219998

Entryinfo

Created: 02/02/2023 08:20
Updated: 03/01/2023 15:00
Changes: 02/02/2023 08:20 (50), 03/01/2023 15:00 (11)
Complete: 🔍
Cache ID: 216::103