CVE-2023-28741

Local privilege escalation via undisclosed buffer overflow

Published Nov 14, 2023 · Updated Aug 2, 2024

Buffer overflow in Intel QuickAssist Technology QAT drivers for Windows HW Version 1.0 before 1.10 allows local users to escalate privileges. Intel has not disclosed the affected driver routine, input path, or unchecked buffer operation. Exploitation requires low-privileged local access and user interaction; success can alter privileged state and interrupt service.

CVSS severity7.9
High
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer overflow in Intel QuickAssist Technology QAT drivers for Windows HW Version 1.0 before 1.10 allows local users to escalate privileges. Intel has not disclosed the affected driver routine, input path, or unchecked buffer operation. Exploitation requires low-privileged local access and user interaction; success can alter privileged state and interrupt service.

The record

CVE
CVE-2023-28741
Published
Nov 14, 2023
Updated
Aug 2, 2024
Vendor
Topcon Positioning Systems, Inc.
Product
Intel QuickAssist Technology (QAT) Driver for Windows
Classifications
CWE-120, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 14, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=before version 1.10

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel QuickAssist Technology (QAT) Driver for Windowsversion=before version 1.10

Published CVSS scores

7.9Intel CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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