CVE-2023-48692

CRITICAL

Azure RTOS NETX Duo <6.3.0 - RCE

Title source: llm

Description

Azure RTOS NetX Duo is a TCP/IP network stack designed specifically for deeply embedded real-time and IoT applications. An attacker can cause remote code execution due to memory overflow vulnerabilities in Azure RTOS NETX Duo. The affected components include processes/functions related to icmp, tcp, snmp, dhcp, nat and ftp in RTOS v6.2.1 and below. The fixes have been included in NetX Duo release 6.3.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

References (1)

[Third Party Advisory] https://github.com/azure-rtos/netxduo/security/advisories/GHSA-m2rx-243p-9w64

Scores

CVSS v3 9.0

EPSS 0.0503

EPSS Percentile 89.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Classification

CWE

CWE-825 CWE-787

Status published

Affected Products (1)

microsoft/azure_rtos_netx_duo < 6.3.0

Timeline

Published Dec 05, 2023

Tracked Since Feb 18, 2026