// For flags

CVE-2023-48695

Azure RTOS USBX Remote Code Execution Vulnerability

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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 out of bounds write vulnerabilities in Azure RTOS USBX. The affected components include functions/processes in host and device classes, related to CDC ECM and RNDIS 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.

Azure RTOS USBX es una pila integrada de host, dispositivo y en movimiento (OTG) USB que está completamente integrada con Azure RTOS ThreadX. Un atacante puede provocar la ejecución remota de código debido a vulnerabilidades de escritura fuera de los límites en Azure RTOS USBX. Los componentes afectados incluyen funciones/procesos en clases de host y dispositivo, relacionados con CDC ECM y RNDIS en RTOS v6.2.1 y versiones anteriores. Las correcciones se incluyeron en la versión 6.3.0 de USBX. Se recomienda a los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-11-17 CVE Reserved
  • 2023-12-05 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-04 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
References (1)
URL Tag Source
https://github.com/azure-rtos/usbx/security/advisories/GHSA-mwj9-rpph-v8wc Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
Search vendor "Microsoft"
 Azure Rtos Usbx
Search vendor "Microsoft" for product "Azure Rtos Usbx"
 < 6.3.0
Search vendor "Microsoft" for product "Azure Rtos Usbx" and version " < 6.3.0"
-
Affected