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CVE-2021-0110· NVD / CVE Program· CNA intel

Improper access control in some Intel(R) Thunderbolt(TM) Windows DCH Drivers before version 1.41.1054.0 may allow unauthenticated user to po

Improper access control in some Intel(R) Thunderbolt(TM) Windows DCH Drivers before version 1.41.1054.0 may allow unauthenticated user to potentially enable denial of service via local access.

MediumCVSS 5.5 · v3.1—No exploit No fix recorded

Noroxi analysis

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Published
Nov 17, 2021
Updated
Jun 16, 2026
EPSS
0.2% · 12th percentile
CWE
—
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Report tools

JSON

Action score

22

Monitor

Low priority for now.

CVSS
22 / 40 · 5.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.2%

Affected systems

VendorProduct
intelthunderbolt dch driver
intelcore i3-10100y
intelcore i3-10110u
intelcore i3-10110y
intelcore i3-1110g4
intelcore i3-1115g4
intelcore i3-1120g4
intelcore i3-1125g4
intelcore i5-10210u
intelcore i5-10210y
intelcore i5-10310u
intelcore i5-10310y

and 18 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • intel thunderbolt dch driverbefore 1.41.1054.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (intel). Independent of NVD's CPE analysis and usually ahead of it.

  • n/a Intel(R) Thunderbolt(TM) Windows DCH Drivers

    • before version 1.41.1054.0affected

Other highest-scoring records for the same primary product.

  • CVE-2023-22293Improper access control in the Intel(R) Thunderbolt(TM) DCH drivers for Windows may allow an authenticated user to potentially enable escala
    32Monitor
  • CVE-2023-25777Improper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potent
    31Monitor
  • CVE-2020-12325Improper buffer restrictions in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version 72 may allow an authenticated user to
    31Monitor
  • CVE-2020-12324Protection mechanism failure in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version 72 may allow an authenticated user to
    31Monitor
  • CVE-2023-22342Improper input validation in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to pote
    30Monitor
  • CVE-2023-25779Uncontrolled search path element in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user
    26Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

Weakness class (CWE)

—

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

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