How severe is CVE-2023-32641?

CVE-2023-32641 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2023-32641 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-32641?

CVE-2023-32641 affects Intel Quickassist Technology. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-32641?

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-2023-32641 published?

CVE-2023-32641 was published on 2023-11-14 and last updated on 2026-06-17.

CVE-2023-32641

CVE-2023-32641 is a high-severity vulnerability in Intel Quickassist Technology with a CVSS 3.x base score of 7.3. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Intel Quickassist Technology
Published: 2023-11-14
Last modified: 2026-06-17

Description

Improper input validation in firmware for Intel(R) QAT before version QAT20.L.1.0.40-00004 may allow escalation of privilege and denial of service via adjacent access.

Frequently asked questions

What is CVE-2023-32641?: Improper input validation in firmware for Intel(R) QAT before version QAT20.L.1.0.40-00004 may allow escalation of privilege and denial of service via adjacent access.
How severe is CVE-2023-32641?: CVE-2023-32641 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2023-32641 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-32641?: CVE-2023-32641 affects Intel Quickassist Technology. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-32641?: 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-2023-32641 published?: CVE-2023-32641 was published on 2023-11-14 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00945.html

Affected products (1)

cpe:2.3:a:intel:quickassist_technology:*:*:*:*:*:linux:*:*

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