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Vulnerability record · CVE-2023-32641 · published 14 November 2023

CVE-2023-32641: Intel quickassist technology improper input validation vulnerability

Intel · Quickassist Technology

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.

8.8 CVSS 3.1 High EPSS 0.31% · top 78.6% CWE-20 · Improper input validation
8.8CVSS 3.1 base score
0.31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.5CVE-2026-20767Intel quickassist technology improper input validation vulnerabilityImproper input validation for some Intel(R) QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow an escala…EPSS 0.11%8.5CVE-2026-20714Intel quickassist technology out-of-bounds write vulnerabilityOut-of-bounds write for some Intel(R) QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow a escalation of…EPSS 0.11%7.8CVE-2023-28740Intel quickassist technology library uncontrolled search path element vulnerabilityUncontrolled search path element in some Intel(R) QAT drivers for Windows - HW Version 2.0 before version 2.0.4 may allow an authenticated user to po…EPSS 0.19%7.8CVE-2023-28741Intel quickassist technology library classic buffer overflow vulnerabilityBuffer overflow in some Intel(R) QAT drivers for Windows - HW Version 1.0 before version 1.10 may allow an authenticated user to potentially enable e…EPSS 0.21%7.8CVE-2022-41699Intel quickassist technology incorrect permission assignment vulnerabilityIncorrect permission assignment for critical resource in some Intel(R) QAT drivers for Windows before version 1.9.0 may allow an authenticated user t…EPSS 0.17%7.8CVE-2022-40972Intel quickassist technology improper access control vulnerabilityImproper access control in some Intel(R) QAT drivers for Windows before version 1.9.0 may allow an authenticated user to potentially enable escalatio…EPSS 0.15%7.8CVE-2022-21804Intel quickassist technology out-of-bounds write vulnerabilityOut-of-bounds write in software for the Intel QAT Driver for Windows before version 1.9.0-0008 may allow an authenticated user to potentially enable …EPSS 0.19%7.8CVE-2022-36397Intel quickassist technology incorrect default permissions vulnerabilityIncorrect default permissions in the software installer for some Intel(R) QAT drivers for Linux before version 4.17 may allow an authenticated user t…EPSS 0.23%

Source: NIST National Vulnerability Database (record CVE-2023-32641), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.