PT-2022-22929 · Nordic · Nordic Nrf5 Sdk For Mesh

Published 2022-08-15 · Updated 2022-08-16 · CVE-2022-35623

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Nordic nRF5 SDK for Mesh version 5.0

Description A heap overflow issue can be triggered by sending a series of segmented control packets and access packets with the same SeqAuth.

Recommendations For Nordic nRF5 SDK for Mesh version 5.0, consider implementing packet validation to prevent the heap overflow issue until a patch is available. Restrict access to the vulnerable function that processes segmented control packets and access packets to minimize the risk of exploitation.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2022-35623

Affected Products

Nordic Nrf5 Sdk For Mesh

References · 4

• 🔥 https://docs.google.com/document/d/1Y3sB5JbyrTIOgvA1h9X6o8pJQBG4PjWF/edit?usp=sharing&ouid=112184420235437308950&rtpof=true&sd=true · Exploit
• https://osv.dev/vulnerability/CVE-2022-35623 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-35623 · Security Note
• https://t.me/cibsecurity/48162 · Telegram Post