CVE-2023-48695

Azure RTOS USBX Remote Code Execution Vulnerability

Published Dec 5, 2023 CVSS 3.1 · 7.2 High EPSS 1.2% KEV · Not listed
Description
Azure RTOS USBX is a USB host, device, and on-the-go (OTG) embedded stack, that is fully integrated with Azure RTOS ThreadX. An attacker can cause remote code execution due to out of bounds write vulnerabilities in Azure RTOS USBX. The affected components include functions/processes in host and device classes, related to CDC ECM and RNDIS in RTOS v6.2.1 and below. The fixes have been included in USBX release 6.3.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2023-52739 Azure RTOS USBX is a USB host, device, and on-the-go (OTG) embedded stack, that is fully integrated with Azure RTOS ThreadX. An attacker can cause remote code execution due to out of bounds write vulnerabilities in Azure RTOS USBX. The affected components include functions/processes in host and device classes, related to CDC ECM and RNDIS in RTOS v6.2.1 and below. The fixes have been included in USBX release 6.3.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.
History
Type Values Removed Values Added
First Time appeared Eclipse
Eclipse threadx Usbx
CPEs cpe:2.3:o:microsoft:azure_rtos_usbx:*:*:*:*:*:*:*:* cpe:2.3:a:eclipse:threadx_usbx:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft azure Rtos Usbx
Eclipse
Eclipse threadx Usbx
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
May 29, 2025, 1:35 PM
Reserved
Nov 17, 2023, 7:43 PM
Status
Modified
Published
Dec 5, 2023, 1:15 AM
Modified
Jun 17, 2026, 6:34 AM