What’s Vulnerable › Vulnerabilities

CVE-2021-33115

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-09 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper input validation for some Intel(R) PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.

Affected products

• Intel(R) PROSet/Wireless WiFi in UEFI: before 1.2.8.21337 — fixed in 1.2.8.21337

How to fix

Upgrade to a fixed version: Intel(R) PROSet/Wireless WiFi in UEFI 1.2.8.21337. Check the vendor advisory for mitigations.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00582.html
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00582.html

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