CVE-2025-20618

Service interruption via undisclosed stack buffer overflow

Published May 13, 2025 · Updated May 14, 2025

A stack-based buffer overflow in Intel PROSet/Wireless WiFi Software before 23.100 allows local users to interrupt service. Intel has not disclosed the affected code locus or the operation that overruns the stack buffer when processing local input. Exploitation requires high local privileges; Intel reports denial of service but does not specify whether the failure is a hang, crash, or reboot.

CVSS severity8.3
High
EPSS probability0.17%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

A stack-based buffer overflow in Intel PROSet/Wireless WiFi Software before 23.100 allows local users to interrupt service. Intel has not disclosed the affected code locus or the operation that overruns the stack buffer when processing local input. Exploitation requires high local privileges; Intel reports denial of service but does not specify whether the failure is a hang, crash, or reboot.

The record

CVE
CVE-2025-20618
Published
May 13, 2025
Updated
May 14, 2025
Vendor
Topcon Positioning Systems, Inc.
Product
Intel PROSet/Wireless WiFi Software
Classifications
CWE-121, T1499
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. May 13, 2025CVE publishedPublication date reported by the CVE source.
  2. May 14, 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 23.100

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Topcon Positioning Systems, Inc. · Intel PROSet/Wireless WiFi Softwareversion=before version 23.100

Published CVSS scores

7.9Intel CorporationCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H
8.3Intel CorporationCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA: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.

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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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-121Stack-based Buffer Overflow
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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