CVE-2021-0002

Local information disclosure and service interruption

Published Aug 11, 2021 · Updated Aug 3, 2024

Improper condition handling in the Intel Ethernet 800 Series Linux driver before 1.4.11 allows local users to disclose data or interrupt service. Intel has not published the affected function, exceptional condition, or incorrect operation performed when that condition occurs. Exploitation requires authenticated local access, and the consequence is limited to information disclosure or interruption of the affected driver's operation.

CVSS severity4.4
Medium
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper condition handling in the Intel Ethernet 800 Series Linux driver before 1.4.11 allows local users to disclose data or interrupt service. Intel has not published the affected function, exceptional condition, or incorrect operation performed when that condition occurs. Exploitation requires authenticated local access, and the consequence is limited to information disclosure or interruption of the affected driver's operation.

The record

CVE
CVE-2021-0002
Published
Aug 11, 2021
Updated
Aug 3, 2024
Vendor
Topcon Positioning Systems, Inc.
Product
Intel Ethernet 800 Series Linux Driver (ice)
Classifications
CWE-754, T1499
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 11, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 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 1.4.11

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel Ethernet 800 Series Linux Driver (ice)version=before version 1.4.11

Published CVSS scores

4.4Intel CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
7.1NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
3.6NIST NVDAV:L/AC:L/Au:N/C:P/I:N/A:P

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-754Improper Check for Unusual or Exceptional Conditions
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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