Vulnerability · Published Dec 5, 2023 · Assigned by GitHub_M

CVE-2023-48691Azure RTOS NetX Duo Remote Code Execution Vulnerability

High 8.1

In plain English

A high-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)8.1High

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 an out-of-bounds write in Azure RTOS NETX Duo, that could lead to remote code execution. The affected components include process related to IGMP protocol in RTOS v6.2.1 and below. The fix has 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 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://github.com/azure-rtos/netxduo/security/advisories/GHSA-fwmg-rj6g-w99p x_refsource_CONFIRM