Vulnerability · Published Dec 5, 2023 · Assigned by GitHub_M

CVE-2023-48692Azure RTOS NetX Duo Remote Code Execution Vulnerability

Critical 9.1

In plain English

A critical-severity out-of-bounds write in netxduo from azure-rtos. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.1% (higher than 88% of all known vulnerabilities).

Severity (CVSS 3.1)9.1Critical

Exploit odds (30 days)3.1%top 12.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
azure-rtos	netxduo	< 6.3.0

Weakness: CWE-787, CWE-825 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

References

https://github.com/azure-rtos/netxduo/security/advisories/GHSA-m2rx-243p-9w64 x_refsource_CONFIRM