How severe is CVE-2021-23201?

CVE-2021-23201 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-23201 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-23201?

CVE-2021-23201 primarily affects Nvidia Geforce Gtx 950. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-23201?

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-2021-23201 published?

CVE-2021-23201 was published on 2021-11-20 and last updated on 2026-06-17.

CVE-2021-23201

CVE-2021-23201 is a high-severity vulnerability in Nvidia Geforce Gtx 950 with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 6.9
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Nvidia Geforce Gtx 950
Published: 2021-11-20
Last modified: 2026-06-17

Description

NVIDIA GPU and Tegra hardware contain a vulnerability in an internal microcontroller, which may allow a user with elevated privileges to generate valid microcode by identifying, exploiting, and loading vulnerable microcode. Such an attack could lead to information disclosure, data corruption, or denial of service of the device. The scope may extend to other components.

Frequently asked questions

What is CVE-2021-23201?: NVIDIA GPU and Tegra hardware contain a vulnerability in an internal microcontroller, which may allow a user with elevated privileges to generate valid microcode by identifying, exploiting, and loading vulnerable microcode. Such an attack could lead to information disclosure, data corruption, or denial of service of the device. The scope may extend to other components.
How severe is CVE-2021-23201?: CVE-2021-23201 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-23201 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-23201?: CVE-2021-23201 primarily affects Nvidia Geforce Gtx 950. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-23201?: 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-2021-23201 published?: CVE-2021-23201 was published on 2021-11-20 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5263

Affected products (37)

cpe:2.3:h:nvidia:geforce_gtx_950:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:geforce_gtx_960:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:geforce_gtx_970:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:geforce_gtx_980:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:geforce_gtx_titan_x:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:jetson_nano:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:jetson_nano:-:*:-:*:*:*:*:*
cpe:2.3:h:nvidia:jetson_nano:-:*:developer_kit:*:*:*:*:*
cpe:2.3:h:nvidia:jetson_tx1:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m1000m:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m1200:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m2000:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m2000m:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m2200:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m3000m:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m4000:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m4000m:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m5000:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m5000m:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m500m:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m520:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m5500:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m6000:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m600m:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:quadro_m620:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:shield_tv:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:shield_tv_pro:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m10:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m2050:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m2070:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m2070q:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m2090:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m4:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m40:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m6:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_m60:-:*:*:*:*:*:*:*
cpe:2.3:h:nvidia:tesla_p100:-:*:*:*:*:*:*:*

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