Vulnerability · Published Dec 5, 2023 · Assigned by GitHub_M

CVE-2023-48696Azure RTOS USBX Remote Code Execution Vulnerability

Medium 6.7

In plain English

A medium-severity security flaw in usbx from azure-rtos. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).

Severity (CVSS 3.1)6.7Medium

Exploit odds (30 days)0.9%top 38.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
azure-rtos	usbx	< 6.3.0

Weakness: CWE-825, CWE-754 · Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N

References

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