VDB-200668 · CVE-2022-29246 · GHSA-hh5p-x584-j8hv

Microsoft Azure RTOS USBX up to 6.1.10 ux_device_class_dfu_control_request buffer overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Microsoft Azure RTOS USBX up to 6.1.10. It has been declared as critical. The affected element is the function ux_device_class_dfu_control_request. Executing a manipulation can lead to buffer overflow. This vulnerability appears as CVE-2022-29246. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Microsoft Azure RTOS USBX up to 6.1.10 (Cloud Software) and classified as very critical. This vulnerability affects the function ux_device_class_dfu_control_request. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 05/25/2022 as GHSA-hh5p-x584-j8hv. The advisory is shared for download at github.com. This vulnerability was named CVE-2022-29246 since 04/13/2022. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/27/2025).

Upgrading to version 6.1.11 eliminates this vulnerability. The upgrade is hosted for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Cloud Software

Vendor

Microsoft

Name

Azure RTOS USBX

Version

License

commercial

Website

Vendor: https://www.microsoft.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.7

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Azure RTOS USBX 6.1.11

Timelineinfo

04/13/2022 🔍
05/25/2022 +42 days 🔍
05/25/2022 +0 days 🔍
10/27/2025 +1251 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: GHSA-hh5p-x584-j8hv
Status: Confirmed

CVE: CVE-2022-29246 (🔍)
GCVE (CVE): GCVE-0-2022-29246
GCVE (VulDB): GCVE-100-200668

Entryinfo

Created: 05/25/2022 10:17
Updated: 10/27/2025 15:31
Changes: 05/25/2022 10:17 (52), 05/30/2022 06:32 (1), 10/27/2025 15:31 (32)
Complete: 🔍
Cache ID: 216::103