CVE-2026-20878: Denial of Service in Intel(R) PROSet/Wireless WiFi Software for Windows
CVE-2026-20878 is a denial of service vulnerability in Intel(R) PROSet/Wireless WiFi Software for Windows caused by a null pointer dereference in device drivers. It can be triggered by a network adversary with adjacent access and requires no user interaction or privileges. The vulnerability impacts system availability with no confidentiality or integrity effects. No patch or official remediation information is currently available.
AI Analysis
Technical Summary
This vulnerability involves a null pointer dereference in Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 2 device drivers. An unauthenticated network attacker with adjacent access and low attack complexity may cause a denial of service condition. The attack does not require user interaction or special privileges and does not affect confidentiality or integrity, only availability. The CVSS 4.0 base score is 7.1, indicating high severity. No vendor advisory or patch information is provided at this time.
Potential Impact
The vulnerability allows an unauthenticated adjacent network attacker to cause a denial of service by triggering a null pointer dereference in the affected device drivers. This results in high impact on system availability but no impact on confidentiality or integrity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been documented at this time.
CVE-2026-20878: Denial of Service in Intel(R) PROSet/Wireless WiFi Software for Windows
Description
CVE-2026-20878 is a denial of service vulnerability in Intel(R) PROSet/Wireless WiFi Software for Windows caused by a null pointer dereference in device drivers. It can be triggered by a network adversary with adjacent access and requires no user interaction or privileges. The vulnerability impacts system availability with no confidentiality or integrity effects. No patch or official remediation information is currently available.
CVSS v4.0
Score 7.1high
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a null pointer dereference in Intel(R) PROSet/Wireless WiFi Software for Windows within Ring 2 device drivers. An unauthenticated network attacker with adjacent access and low attack complexity may cause a denial of service condition. The attack does not require user interaction or special privileges and does not affect confidentiality or integrity, only availability. The CVSS 4.0 base score is 7.1, indicating high severity. No vendor advisory or patch information is provided at this time.
Potential Impact
The vulnerability allows an unauthenticated adjacent network attacker to cause a denial of service by triggering a null pointer dereference in the affected device drivers. This results in high impact on system availability but no impact on confidentiality or integrity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been documented at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- intel
- Date Reserved
- 2025-12-03T17:59:50.518Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7b546cbf8831d539106ae0
Added to database: 08/11/2026, 16:57:16 UTC
Last enriched: 08/11/2026, 23:58:11 UTC
Last updated: 08/12/2026, 01:10:38 UTC
Views: 5
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