CVE-2023-48315

HIGH

Microsoft Azure Rtos Netx Duo < 6.3.0 - Out-of-Bounds Write

Title source: rule

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 ftp and sntp 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-rj6h-jjg2-7gf3

Scores

CVSS v3 8.8

EPSS 0.0109

EPSS Percentile 78.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-825 CWE-787

Status published

Products (1)

microsoft/azure_rtos_netx_duo < 6.3.0

Published Dec 05, 2023

Tracked Since Feb 18, 2026