#VU57659 Input validation error in NVIDIA Windows GPU Display Driver - CVE-2021-1117

Vulnerability identifier: #VU57659

Vulnerability risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-1117

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
NVIDIA Windows GPU Display Driver
Client/Desktop applications / Virtualization software

Vendor: nVidia

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in DxgkDdiEscape in nvlddmkm.sys kernel driver. A local user can run a specially crafted program to trigger a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

NVIDIA Windows GPU Display Driver: before 392.68

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External links
https://nvidia.custhelp.com/app/answers/detail/a_id/5230

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.