How severe is CVE-2023-22342?

CVE-2023-22342 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2023-22342 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-22342?

CVE-2023-22342 affects Intel Thunderbolt Dch Driver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-22342?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-22342 have an EU (EUVD) identifier?

Yes. CVE-2023-22342 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-26505.

When was CVE-2023-22342 published?

CVE-2023-22342 was published on 2024-02-14 and last updated on 2026-06-17.

CVE-2023-22342

CVE-2023-22342 is a high-severity vulnerability in Intel Thunderbolt Dch Driver with a CVSS 3.x base score of 7.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-26505
Weakness: CWE-20
Affected product: Intel Thunderbolt Dch Driver
Published: 2024-02-14
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-22342?: 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.
How severe is CVE-2023-22342?: CVE-2023-22342 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2023-22342 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-22342?: CVE-2023-22342 affects Intel Thunderbolt Dch Driver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-22342?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-22342 have an EU (EUVD) identifier?: Yes. CVE-2023-22342 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-26505.
When was CVE-2023-22342 published?: CVE-2023-22342 was published on 2024-02-14 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:intel:thunderbolt_dch_driver:*:*:*:*:*:windows:*:*

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