title: 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.
problem types: CWE-754: Improper Check for Unusual or Exceptional Conditions
affected:
{
vendor: azure-rtos
product: usbx
versions:
version: < 6.3.0, status: affected
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: PHYSICAL
availabilityImpact: NONE
baseScore: 6.8
baseSeverity: MEDIUM
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
version: 3.1
]