CVE-2023-22293· NVD / CVE Program· CNA intel

Improper access control in the Intel(R) Thunderbolt(TM) DCH drivers for Windows may allow an authenticated user to potentially enable escala

Improper access control in the Intel(R) Thunderbolt(TM) DCH drivers for Windows may allow an authenticated user to potentially enable escalation of privilege via local access.

HighCVSS 8.2 · v3.1—No exploit No fix recorded

BDU:2024-03044

Published: Feb 14, 2024
Updated: Jun 17, 2026
EPSS: 0.2% · 9th percentile
CWE: CWE-284

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Action score

Monitor

Low priority for now.

CVSS: 32 / 40 · 8.2 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 0 / 30 · 0.2%

CISA SSVC decision

Exploitation: none
Automatable: no
Technical impact: total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD: 8.2
CNA · intel: 8.2; agree

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

Vendor	Product	CPE
intel	thunderbolt dch driver	cpe:2.3:a:intel:thunderbolt_dch_driver
intel	core i3-6006u	cpe:2.3:h:intel:core_i3-6006u
intel	core i3-6098p	cpe:2.3:h:intel:core_i3-6098p
intel	core i3-6100	cpe:2.3:h:intel:core_i3-6100
intel	core i3-6100e	cpe:2.3:h:intel:core_i3-6100e
intel	core i3-6100h	cpe:2.3:h:intel:core_i3-6100h
intel	core i3-6100t	cpe:2.3:h:intel:core_i3-6100t
intel	core i3-6100te	cpe:2.3:h:intel:core_i3-6100te
intel	core i3-6100u	cpe:2.3:h:intel:core_i3-6100u
intel	core i3-6102e	cpe:2.3:h:intel:core_i3-6102e
intel	core i3-6157u	cpe:2.3:h:intel:core_i3-6157u
intel	core i3-6167u	cpe:2.3:h:intel:core_i3-6167u

and 188 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 88

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) DCH drivers for Windows
- See referencesaffected

Same product

intel: all records

Other highest-scoring records for the same primary product.

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
CVE-2023-24542Unquoted search path or element in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user t
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.

Credits

All researchers

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.

CVE-2023-257770 days apartImproper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potent
31Monitor
CVE-2023-244810 days apartImproper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potent
25Monitor
CVE-2023-228480 days apartImproper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potent
22Monitor
CVE-2023-265850 days apartImproper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potent
20Monitor
CVE-2023-273010 days apartImproper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potent
16Monitor
CVE-2023-273030 days apartImproper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potent
15Monitor

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