CVE-2021-1117

MEDIUMCVSS 5.5/10EPSS 0.18%

Last modified

CVE-2021-1117 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where an attacker through specific configuration and with local unprivileged system access may cause improper input validation, which may lead to denial of service.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where an attacker through specific configuration and with local unprivileged system access may cause improper input validation, which may lead to denial of service.

Metrics

CVSS 3.1
5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.18%

8.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NvidiaGpu Display Driver>= 390, < 392.68
NvidiaGpu Display Driver>= 460, < 463.15
NvidiaGpu Display Driver>= 470, < 472.39
NvidiaGpu Display Driver>= 495, < 496.49

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-1117?
Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where an attacker through specific configuration and with local unprivileged system access may cause improper input validation, which may lead to denial of service.
How severe is CVE-2021-1117?
CVE-2021-1117 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2021-1117?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-1117?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST