CVE-2023-48694

moderate-risk
Published 2023-12-05

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.

Do I need to act?

~
7.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.8/10 Medium
PHYSICAL / LOW complexity

Affected Products (1)

Threadx Usbx

Affected Vendors

Eclipse

References (2)

Third Party Advisory https://github.com/azure-rtos/usbx/security/advisories/GHSA-qjw8-7w86-44qj
Third Party Advisory https://github.com/azure-rtos/usbx/security/advisories/GHSA-qjw8-7w86-44qj
37
/ 100
moderate-risk
Severity 22/34 · High
Exploitability 10/34 · Low
Exposure 5/34 · Minimal