Improper input validation in Intel Wireless Bluetooth products and Killer Bluetooth…
Priority LOW 30CWE-20Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Improper input validation for some Intel(R) Wireless Bluetooth(R) products and Killer(TM) Bluetooth(R) products in Windows 10 and 11 before version 22.80 may allow an unauthenticated user to potentially enable denial of service via adjacent access.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00549 46th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Intel(R) Wireless Bluetooth(R) products and Killer(TM) Bluetooth(R) products in Windows 10 and 11 | before version 22.80 | — | No fix listed | CNA |
- Intel(R) Wireless Bluetooth(R) products and Killer(TM) Bluetooth(R) products in Windows 10 and 11 Vendor— Affected before version 22.80 Fixed in — No fix listed CNA
CPE configurations NVD · 17
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:intel:ac_1550_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_3165_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_3168_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_7265_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_8260_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_8265_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_9260_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_9461_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_9462_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ac_9560_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
- cpe:2.3:o:intel:ac_1550_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_3165_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_3168_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_7265_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_8260_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_8265_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_9260_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_9461_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_9462_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ac_9560_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
Show 7 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:intel:ax1650_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ax1675_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ax200_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ax201_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:intel:ax210_firmware:*:*:*:*:*:*:*:* | before 22.80 | Vulnerable | Intel |
| cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:o:intel:ax1650_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ax1675_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ax200_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ax201_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:intel:ax210_firmware:*:*:*:*:*:*:*:* Versions before 22.80 Vulnerable ·Intel
- cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-33110
- 2026-10-03 Alias added: GHSA-c3fq-5967-8fmf
References
More Intel Ac 1550 Firmware vulnerabilities
- TI-2021-12694 Improper input validation in Intel PROSet/Wireless WiFi in multiple operating systems and… CVSS 3.1HIGH 8.1
- TI-2021-12718 Improper input validation in Intel Wireless Bluetooth and Killer Bluetooth products CVSS 3.1MEDIUM 5.7
- TI-2021-12710 Improper check for unusual conditions in Intel Wireless Bluetooth and Killer Bluetooth… CVSS 3.1MEDIUM 5.7
- TI-2021-12695 Improper input validation in Intel PROSet/Wireless WiFi in multiple operating systems and… CVSS 3.1MEDIUM 5.7
- TI-2020-15066 The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired… CVSS 3.1LOW 3.5
- TI-2020-16192 Bluetooth LE and BR/EDR secure pairing in Bluetooth Core Specification 2.1 through 5.2… CVSS 3.1MEDIUM 4.2
Sources
- CVE-2021-33110 · CVE Program
- CVE-2021-33110 · NVD
- FIRST EPSS
- GHSA-c3fq-5967-8fmf · GitHub Advisory Database · CC BY 4.0
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