CVE-2025-24519

Authenticated privilege escalation via Ring 3 buffer overflow

Published Nov 11, 2025 · Updated Nov 11, 2025

Buffer overflow in Intel QuickAssist Technology Driver for Windows before 2.6.0 allows local users to manipulate protected data. The flaw occurs in Ring 3 user applications, but Intel has not disclosed the affected routine, buffer, or unchecked input operation. Exploitation requires an authenticated low-privileged local user and no user interaction; the reported consequence is integrity loss only.

CVSS severity6.8
Medium
EPSS probability0.13%
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 Driver for Windows before 2.6.0 allows local users to manipulate protected data. The flaw occurs in Ring 3 user applications, but Intel has not disclosed the affected routine, buffer, or unchecked input operation. Exploitation requires an authenticated low-privileged local user and no user interaction; the reported consequence is integrity loss only.

The record

CVE
CVE-2025-24519
Published
Nov 11, 2025
Updated
Nov 11, 2025
Vendor
Topcon Positioning Systems, Inc.
Product
Intel QuickAssist Technology Driver for Windows
Classifications
CWE-120, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 11, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 11, 2025Record 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 2.6.0.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel QuickAssist Technology Driver for Windowsversion=before version 2.6.0.

Published CVSS scores

6.5NIST National Vulnerability DatabaseCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
6.5Intel CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
6.8Intel CorporationCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

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.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 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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