How severe is CVE-2023-26596?

CVE-2023-26596 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2023-26596 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26596?

CVE-2023-26596 affects Intel Thunderbolt Dch Driver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26596?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-26596 have an EU (EUVD) identifier?

Yes. CVE-2023-26596 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30391.

When was CVE-2023-26596 published?

CVE-2023-26596 was published on 2024-02-14 and last updated on 2026-06-17.

CVE-2023-26596

CVE-2023-26596 is a low-severity vulnerability in Intel Thunderbolt Dch Driver with a CVSS 3.x base score of 2.5. 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-284.

Key facts

Severity: Low (CVSS 3.x base score 2.5)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-30391
Weakness: CWE-284
Affected product: Intel Thunderbolt Dch Driver
Published: 2024-02-14
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2023-26596?: Improper access control in some Intel(R) Thunderbolt(TM) DCH drivers for Windows before version 88 may allow an authenticated user to potentially enable denial of service via local access.
How severe is CVE-2023-26596?: CVE-2023-26596 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2023-26596 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26596?: CVE-2023-26596 affects Intel Thunderbolt Dch Driver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26596?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-26596 have an EU (EUVD) identifier?: Yes. CVE-2023-26596 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-30391.
When was CVE-2023-26596 published?: CVE-2023-26596 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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