SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-33113

Improper input validation for some Intel(R) PROSet/Wireless WiFi in multiple operating systems and Killer(TM) WiFi in Windows 10 and 11 may allow an unauthenticated user to potentially enable denial of service or information disclosure via adjacent…

HIGH 8.1EPSS 0.69%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper input validation for some Intel(R) PROSet/Wireless WiFi in multiple operating systems and Killer(TM) WiFi in Windows 10 and 11 may allow an unauthenticated user to potentially enable denial of service or information disclosure via adjacent access.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS
0.69% probability · 52th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20
Affected
intel/ac 3165 firmware · intel/ac 3168 firmware · intel/ac 7265 firmware · intel/ac 8260 firmware · intel/ac 8265 firmware · intel/ac 9260 firmware · intel/ac 9461 firmware · intel/ac 9462 firmware · intel/ac 9560 firmware · intel/ax200 firmware · intel/ax201 firmware · intel/ax210 firmware · intel/ac 1550 firmware · intel/ax1650 firmware · intel/ax1675 firmware
Source
secure@intel.com
EPSS trend
0%3%5%26 October 2026: 0.69%26 October 202626 October 2026

EPSS 0.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.