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CVE Record

CVE-2023-24481: Improper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allo...

Improper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potentially enable escalation of privilege via local access.

MediumCVSS 6.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

Some Intel Thunderbolt DCH drivers for Windows before version 88 have an access control flaw. A local authenticated user could potentially gain higher privileges on the affected machine. This is not described as a remote attack, but it matters on shared endpoints or systems where low-privilege users can log in.

Executive priority

Handle through normal endpoint vulnerability remediation, with higher priority for shared or high-value Windows systems. This does not appear to require emergency internet-facing response based on the provided evidence.

Technical view

CVE-2023-24481 is CWE-284 improper access control in Intel Thunderbolt DCH drivers for Windows before version 88. CVSS 3.1 is 6.3 with local attack vector, low complexity, low privileges required, no user interaction, changed scope, and low confidentiality, integrity, and availability impact.

Likely exposure

Exposure is limited to Windows systems running affected Intel Thunderbolt DCH driver versions before 88. Highest concern is endpoints with Thunderbolt hardware and local user access, especially shared workstations, labs, kiosks, or developer machines.

Exploitation context

The provided sources do not show known active exploitation, and KEV is false. Exploitation requires authenticated local access, so this is mainly a post-access privilege escalation risk rather than an internet-facing entry point.

Researcher notes

Evidence is limited to CVE metadata and the Intel advisory reference. The record identifies the affected product family and version boundary, but does not provide detailed exploit mechanics or product-specific OEM packaging details.

Mitigation direction

  • Inventory Windows systems with Intel Thunderbolt DCH drivers.
  • Upgrade affected driver versions before 88 according to Intel or OEM guidance.
  • Prioritize systems where untrusted or low-privilege users can log in locally.
  • Monitor Intel advisory INTEL-SA-00851 for updated remediation details.

Validation and detection

  • Confirm whether Intel Thunderbolt DCH drivers are installed on Windows endpoints.
  • Verify installed driver versions are not before version 88.
  • Identify systems with local interactive access by non-admin users.
  • Document exceptions and compensating controls for systems awaiting driver updates.
Prepared
Confidence
high
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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cwe · medium confidence lookup

CWE-284: Authorization and privilege behavior lookup

Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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cve · low confidence lookup

CVE-2023-24481 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.3 (3.1)
Known Exploited
No
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
6.3CVSS 3.1MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L23.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.3Medium
CVSS 3.1 vector shape for CVE-2023-24481Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/aIntel(R) Thunderbolt(TM) DCH drivers for Windowsbefore version 88unaffected
Weakness

CWE details

CWE-284

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-284 · source CWE mapping

Improper Access Control

Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

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