How severe is CVE-2021-1054?

CVE-2021-1054 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-1054 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-1054?

CVE-2021-1054 affects Nvidia Gpu Driver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-1054?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-1054 published?

CVE-2021-1054 was published on 2021-01-08 and last updated on 2026-06-17.

CVE-2021-1054

CVE-2021-1054 is a medium-severity vulnerability in Nvidia Gpu Driver with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Nvidia Gpu Driver
Published: 2021-01-08
Last modified: 2026-06-17

Description

NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which the software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action, which may lead to denial of service.

Frequently asked questions

What is CVE-2021-1054?: NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which the software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action, which may lead to denial of service.
How severe is CVE-2021-1054?: CVE-2021-1054 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-1054 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-1054?: CVE-2021-1054 affects Nvidia Gpu Driver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-1054?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-1054 published?: CVE-2021-1054 was published on 2021-01-08 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5142

Affected products (1)

cpe:2.3:a:nvidia:gpu_driver:*:*:*:*:*:*:*:*

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Other CWE-863 (Incorrect Authorization) vulnerabilities

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CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
CVE-2026-44330 — Critical (CVSS 10.0): free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the…
CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

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