Cyber Resilience

CVE-2022-35623

HighPublic PoC

Published: 15 August 2022

Published
15 August 2022
Modified
21 November 2024
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 0.0024 47.6th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-35623 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Nordicsemi Nrf5 Sdk For Mesh. Its CVSS base score is 8.2 (High).

Operationally, ranked at the 47.6th 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

In Nordic nRF5 SDK for Mesh 5.0, a heap overflow vulnerability can be triggered by sending a series of segmented control packets and access packets with the same SeqAuth

CWE(s)

Related Threats

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

Affected Assets

nordicsemi
nrf5 sdk for mesh
5.0

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