How severe is CVE-2021-1063?

CVE-2021-1063 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-1063 being actively exploited?

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

What products are affected by CVE-2021-1063?

CVE-2021-1063 affects Nvidia Virtual Gpu Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-1063?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-1063 published?

CVE-2021-1063 was published on 2021-01-08 and last updated on 2026-06-17.

CVE-2021-1063

CVE-2021-1063 is a high-severity vulnerability in Nvidia Virtual Gpu Manager with a CVSS 3.x base score of 7.8. 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Nvidia Virtual Gpu Manager
Published: 2021-01-08
Last modified: 2026-06-17

Description

NVIDIA vGPU manager contains a vulnerability in the vGPU plugin, in which an input offset is not validated, which may lead to a buffer overread, which in turn may cause tampering of data, information disclosure, or denial of service. This affects vGPU version 8.x (prior to 8.6) and version 11.0 (prior to 11.3).

Frequently asked questions

What is CVE-2021-1063?: NVIDIA vGPU manager contains a vulnerability in the vGPU plugin, in which an input offset is not validated, which may lead to a buffer overread, which in turn may cause tampering of data, information disclosure, or denial of service. This affects vGPU version 8.x (prior to 8.6) and version 11.0 (prior to 11.3).
How severe is CVE-2021-1063?: CVE-2021-1063 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-1063 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-1063?: CVE-2021-1063 affects Nvidia Virtual Gpu Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-1063?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-1063 published?: CVE-2021-1063 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:virtual_gpu_manager:*:*:*:*:*:*:*:*

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