CVE-2021-0109

Privilege escalation via inherited resource permissions

Published Feb 17, 2021 · Updated Aug 3, 2024

Incorrect permissions in Intel SOC Driver Package for STK1A32SC before 604 allow local users to gain elevated privileges. The package leaves an undisclosed critical resource with inherited permissions that permit unintended lower-privileged access. Exploitation requires authenticated local access and user interaction; Intel has not identified the affected resource or privilege boundary.

CVSS severity6.7
Medium
EPSS probability0.24%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect permissions in Intel SOC Driver Package for STK1A32SC before 604 allow local users to gain elevated privileges. The package leaves an undisclosed critical resource with inherited permissions that permit unintended lower-privileged access. Exploitation requires authenticated local access and user interaction; Intel has not identified the affected resource or privilege boundary.

The record

CVE
CVE-2021-0109
Published
Feb 17, 2021
Updated
Aug 3, 2024
Vendor
Intel Corporation
Product
Intel SOC Driver Package for STK1A32SC
Classifications
CWE-732, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 17, 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 604

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Intel Corporation · Intel SOC Driver Package for STK1A32SCversion=before version 604

Published CVSS scores

4.6NIST National Vulnerability DatabaseAV:L/AC:L/Au:N/C:P/I:P/A:P
6.7Intel CorporationCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
7.8NIST National Vulnerability DatabaseCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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-732Incorrect Permission Assignment for Critical Resource
T1068Exploitation for Privilege Escalation

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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