CVE-2021-47789

Yenkee Hornet Gaming Mouse driver GM312Fltr.sys contains a buffer overrun vulnerability that allows attackers to crash the system by sending oversized input. Attackers can exploit the driver by sending a 2000-byte buffer through DeviceIoControl to trigger a kernel-level system crash.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/Quadron-Research-Lab/Kernel_Driver_bugs/tree/main/GM312Fltr	Exploit
https://www.exploit-db.com/exploits/50311	Exploit
https://www.vulncheck.com/advisories/yenkee-hornet-gaming-mouse-gmfltrsys-denial-of-service-poc	Third Party Advisory
https://www.yenkee.eu/	Product
https://www.exploit-db.com/exploits/50311	Exploit

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:yenkee:yms_3029_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:yenkee:yms_3029:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-01-16 00:16

Updated : 2026-01-30 01:01

NVD link : CVE-2021-47789

Mitre link : CVE-2021-47789

CVE.ORG link : CVE-2021-47789

JSON object : View

Products Affected

yenkee

yms_3029_firmware
yms_3029

CWE

CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write

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