CVE-2023-48694

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 and type confusion vulnerabilities in Azure RTOS USBX. The affected components include functions/processes in host stack and host class, related to device linked classes, ASIX, Prolific, SWAR, audio, CDC ECM 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.

Category

6.8
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 1.43% Top 25%
Third-Party Advisory github.com
Affected: azure-rtos usbx
Published at:
Updated at:

References

Link Tags
https://github.com/azure-rtos/usbx/security/advisories/GHSA-qjw8-7w86-44qj third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-48694?
CVE-2023-48694 has been scored as a medium severity vulnerability.
How to fix CVE-2023-48694?
To fix CVE-2023-48694, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-48694 being actively exploited in the wild?
It is possible that CVE-2023-48694 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-48694?
CVE-2023-48694 affects azure-rtos usbx.
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