Cyber Resilience

CVE-2022-31363

HighPublic PoC

Published: 01 February 2023

Published
01 February 2023
Modified
27 March 2025
KEV Added
Patch
CVSS Score v3.1 8.2 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L
EPSS Score 0.0011 29.5th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-31363 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Infineon Cypress Bluetooth Mesh Software Development Kit. Its CVSS base score is 8.2 (High).

Operationally, ranked at the 29.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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 pb_transport_handle_frag_. ¶¶ In Cypress Bluetooth Mesh SDK, there is an out-of-bound write vulnerability that…

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can be triggered during mesh provisioning. Because there is no check for mismatched SegN and TotalLength in Transaction Start PDU.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

infineon
cypress bluetooth mesh software development kit
bsa0107_05.01.00-bx8-amesh-08

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References