CVE-2023-26596 Missing authorization in Intel(R) Thunderbolt(TM) DCH drivers for Windows

Low 2.5 Published 14 Feb 2024 Updated 15 Aug 2024

An authenticated local user can cause a denial of service in Intel Thunderbolt drivers due to improper access control.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-26596?

CVE-2023-26596 is a low-severity missing authorization vulnerability in Intel(R) Thunderbolt(TM) DCH drivers for Windows, published on 14 Feb 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-284

Which versions are affected by CVE-2023-26596?

It affects 1 product.

Products include Intel Thunderbolt Dch Driver.

How do I fix CVE-2023-26596?

No fix has been published for CVE-2023-26596 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-26596 being exploited?

There is no known exploitation of CVE-2023-26596 in the wild and no public exploit code.

Sources

Also known as GHSA-q6g9-h87p-p9fw.