CVE-2022-21212

Adjacent denial of service via invalidated WiFi input

Published Aug 18, 2022 · Updated May 5, 2025

Improper input validation in Intel PROSet/Wireless WiFi Software allows unauthenticated remote attackers to cause denial of service via adjacent access. Intel has not publicly identified the precise input-processing function or malformed wireless data that triggers the failure. The attack requires adjacent wireless access, and the reported impact is service interruption without confidentiality or integrity loss.

CVSS severity6.5
Medium
EPSS probability0.35%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in Intel PROSet/Wireless WiFi Software allows unauthenticated remote attackers to cause denial of service via adjacent access. Intel has not publicly identified the precise input-processing function or malformed wireless data that triggers the failure. The attack requires adjacent wireless access, and the reported impact is service interruption without confidentiality or integrity loss.

The record

CVE
CVE-2022-21212
Published
Aug 18, 2022
Updated
May 5, 2025
Vendor
Topcon Positioning Systems, Inc.
Product
Intel PROSet/Wireless WiFi Software
Classifications
CWE-20, T1498
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 18, 2022CVE publishedPublication date reported by the CVE source.
  2. May 5, 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?

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  1. Affected versionversion=See references

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel PROSet/Wireless WiFi Softwareversion=See references

Published CVSS scores

6.5CISA ADP/NVDCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/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.

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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)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation
T1498Network Denial of Service

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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