Cyber Resilience

CVE-2023-48316

Critical

Published: 05 December 2023

Published
05 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0317 87.2th percentile
Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-48316 is a critical-severity Out-of-bounds Write (CWE-787) vulnerability in Microsoft Azure Rtos Netx Duo. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 12.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

related to snmp, smtp, ftp and dtls 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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
azure rtos netx duo
≤ 6.3.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References