Intel PROSet Wireless WiFi Software Device Drivers null pointer dereference

Summaryinfo

A vulnerability was found in Intel PROSet Wireless WiFi Software. It has been rated as critical. Impacted is an unknown function of the component Device Drivers. This manipulation causes null pointer dereference. This vulnerability is handled as CVE-2026-20787. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Intel PROSet Wireless WiFi Software (version unknown). It has been declared as critical. Affected by this vulnerability is an unknown function of the component Device Drivers. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

Null pointer dereference for some Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 2: Device Drivers may allow a denial of service. Network adversary with an unauthenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via adjacent access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (low) impacts.

It is possible to read the advisory at intel.com. This vulnerability is known as CVE-2026-20787 since 12/03/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/11/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Wireless LAN Software

Vendor

• Intel

Name

• PROSet Wireless WiFi Software

License

• commercial

Website

• Vendor: https://www.intel.com/

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