CVE-2021-0003

Authenticated information disclosure via improper conditions check

Published Aug 11, 2021 · Updated Aug 3, 2024

Improper conditions check in Intel Ethernet 800 Series Linux Driver before 1.4.11 allows remote authenticated users information disclosure via local access. The driver performs an improperly validated conditions check, but Intel has not publicly disclosed the exact code locus or untrusted operation. Exploitation requires an authenticated local user and is bounded to disclosure of information without stated integrity or availability impact.

CVSS severity3.8
Low
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper conditions check in Intel Ethernet 800 Series Linux Driver before 1.4.11 allows remote authenticated users information disclosure via local access. The driver performs an improperly validated conditions check, but Intel has not publicly disclosed the exact code locus or untrusted operation. Exploitation requires an authenticated local user and is bounded to disclosure of information without stated integrity or availability impact.

The record

CVE
CVE-2021-0003
Published
Aug 11, 2021
Updated
Aug 3, 2024
Vendor
Intel
Product
Intel Ethernet 800 Series Linux Driver (ice)
Classifications
CWE-755
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?

Intel · Intel Ethernet 800 Series Linux Driver (ice)version=before version 1.4.11

Published CVSS scores

3.8IntelCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
5.5NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
2.1NVDAV:L/AC:L/Au:N/C:P/I:N/A: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-755Improper Handling of Exceptional Conditions

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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