CVE-2024-21806

Local denial of service via improper condition check

Published Aug 14, 2024 · Updated Aug 14, 2024

Denial of service in Intel Ethernet Adapter Complete Driver Pack before 28.3 allows local users to interrupt network service. The Linux kernel mode driver improperly checks an unspecified condition, but Intel has not disclosed the affected routine or triggering input. Successful exploitation requires local authenticated access and an additional prerequisite condition, causing service interruption without reported data exposure or modification.

CVSS severity5.5
Medium
EPSS probability0.16%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Intel Ethernet Adapter Complete Driver Pack before 28.3 allows local users to interrupt network service. The Linux kernel mode driver improperly checks an unspecified condition, but Intel has not disclosed the affected routine or triggering input. Successful exploitation requires local authenticated access and an additional prerequisite condition, causing service interruption without reported data exposure or modification.

The record

CVE
CVE-2024-21806
Published
Aug 14, 2024
Updated
Aug 14, 2024
Vendor
Topcon Positioning Systems, Inc.
Product
Intel Ethernet Adapter Complete Driver Pack
Classifications
CWE-754, T1499.004
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 14, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 14, 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 28.3

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel Ethernet Adapter Complete Driver Packversion=before version 28.3

Published CVSS scores

6.8Intel CorporationCVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
5.5Intel CorporationCVSS:3.1/AV:L/AC:L/PR:L/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.

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

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-754Improper Check for Unusual or Exceptional Conditions
T1499.004Application or System Exploitation

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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