Improper input validation in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to pot…

published 2024-02-14 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-26505

cvss: 7.7; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 8%
public exploits: 0; none known

Improper input validation 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.

Patch / fix

fixed in 1

intel thunderbolt_dch_driver 88

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 18 mo ago (2025-05-08)

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.7	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
NVD	3.1	7.7	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L

Affected products

n/a Intel(R) Thunderbolt(TM) DCH drivers for Windows

Classification

Weakness

CWE-20 Improper Input Validation

References

intel.com /content/www/us/en/security-center/advisory/intel-sa-00851.html
vendor-advisory

Sources

CVE List CVE-2023-22342
NVD CVE-2023-22342

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Summary