CVE-2023-48698: Azure RTOS USBX Remote Code Execution Vulnerability
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 expired pointer dereference vulnerabilities in Azure RTOS USBX. The affected components include functions/processes in host stack and host classes, related to device linked classes, GSER and HID 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.
Classification
CVE ID: CVE-2023-48698
CVSS Base Severity: MEDIUM
CVSS Base Score: 6.8
Affected Products
Vendor: azure-rtos
Product: usbx
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.74% (probability of being exploited)
EPSS Percentile: 80.85% (scored less or equal to compared to others)
EPSS Date: 2025-02-03 (when was this score calculated)