Improper input validation in Intel Wireless Bluetooth and Killer Bluetooth products
Priority LOW 26CWE-20Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- Low
- 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 in firmware for some Intel(R) Wireless Bluetooth(R) and Killer(TM) Bluetooth(R) products before version 22.100 may allow an authenticated user to potentially enable denial of service via adjacent access.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00467 40th 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) and Killer(TM) Bluetooth(R) products | before version 22.100 | — | No fix listed | CNA |
- Intel(R) Wireless Bluetooth(R) and Killer(TM) Bluetooth(R) products Vendor— Affected before version 22.100 Fixed in — No fix listed CNA
CPE configurations NVD · 32
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:intel:ax211_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ax211:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ax210_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ax210:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ax201_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ax201:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ax200_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ax200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_9560_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_9560:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
- cpe:2.3:o:intel:ax211_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ax211:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ax210_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ax210:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ax201_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ax201:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ax200_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ax200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_9560_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_9560:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
Show 22 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:intel:ac_9462_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_9462:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_9461_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_9461:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_9260_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_9260:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_8265_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_8265:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_8260_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_8260:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac3168_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac3168:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_7265_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_7265:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_3165_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_3165:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ax1675_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ax1675:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ax1650_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ax1650:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:ac_1550_firmware:*:*:*:*:*:*:*:* | before 22.100 | Vulnerable | Intel |
| cpe:2.3:h:intel:ac_1550:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
- cpe:2.3:o:intel:ac_9462_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_9462:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_9461_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_9461:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_9260_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_9260:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_8265_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_8265:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_8260_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_8260:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac3168_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac3168:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_7265_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_7265:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_3165_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_3165:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ax1675_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ax1675:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ax1650_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ax1650:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:ac_1550_firmware:*:*:*:*:*:*:*:* Versions before 22.100 Vulnerable ·Intel
- cpe:2.3:h:intel:ac_1550:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-33155
- 2026-10-03 Alias added: GHSA-c4v5-f23r-548x
References
More Intel Ac3168 Firmware vulnerabilities
- TI-2021-12710 Improper check for unusual conditions in Intel Wireless Bluetooth and Killer Bluetooth… CVSS 3.1MEDIUM 5.7
Sources
- CVE-2021-33155 · CVE Program
- CVE-2021-33155 · NVD
- FIRST EPSS
- GHSA-c4v5-f23r-548x · GitHub Advisory Database · CC BY 4.0
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