CVE-2023-48696

Azure RTOS USBX Remote Code Execution Vulnerability

State: Published
Severity: 6.7 Medium
Published: Dec 5, 2023
Updated: Aug 2, 2024
Reserved: Nov 17, 2023

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 components in host class, related to CDC ACM 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.

Scores

CVSS	Score	Vector	Source
3.1	6.7 Medium	CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N	GitHub_M

Weaknesses

CWE-825 Expired Pointer Dereference
CWE-754 Improper Check for Unusual or Exceptional Conditions

Affected Products

Product	Versions
usbxazure-rtos	< 6.3.0Affected

References

https://github.com/azure-rtos/usbx/security/advisories/GHSA-h733-98hq-f884

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