CVE-2021-33110
Improper input validation for some Intel(R) Wireless Bluetooth(R) products and Killer(TM)...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2021-33110- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 3.3 Low
AV:A/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List
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.
- Record
CVE-2021-33110- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2021-19825
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.
- Record
EUVD-2021-19825- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-c3fq-5967-8fmf
Improper input validation for some Intel(R) Wireless Bluetooth(R) products and Killer(TM)...
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.
- Record
GHSA-c3fq-5967-8fmf- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2021-33110
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.
- Record
UBUNTU-CVE-2021-33110- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
- intel ac 1550 firmware
- 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 ax1650 firmware
- intel ax1675 firmware
Show 3 moreShow less
Affected packages
| Package | Affected | Fixed |
|---|---|---|
linux-firmwareUbuntu:14.04:LTS |
All versions, plus listed versions 1.1161.1171.1181.1191.121 Show 26 moreShow less1.1221.1231.1241.1251.1261.1271.127.21.127.31.127.41.127.51.127.61.127.71.127.81.127.101.127.111.127.121.127.131.127.141.127.151.127.161.127.181.127.191.127.201.127.221.127.231.127.24 |
None known |
linux-firmwareUbuntu:16.04:LTS |
All versions, plus listed versions 1.1491.1501.1521.1531.154 Show 24 moreShow less1.1551.1561.1571.157.11.157.21.157.31.157.41.157.51.157.61.157.81.157.101.157.111.157.121.157.131.157.141.157.151.157.161.157.171.157.181.157.191.157.201.157.211.157.221.157.23 |
None known |
linux-firmwareUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 1.1691.1701.1711.1721.173 Show 17 moreShow less1.173.11.173.21.173.31.173.51.173.61.173.81.173.91.173.121.173.131.173.141.173.151.173.161.173.171.173.181.173.191.173.201.173.21 |
None known |
linux-firmwareUbuntu:Pro:20.04:LTS |
All versions, plus listed versions 1.1831.183.11.183.21.1841.185 Show 34 moreShow less1.1861.1871.187.11.187.21.187.31.187.41.187.61.187.71.187.81.187.91.187.101.187.111.187.121.187.141.187.151.187.161.187.171.187.191.187.201.187.231.187.241.187.251.187.261.187.271.187.291.187.301.187.311.187.321.187.331.187.341.187.351.187.361.187.381.187.39 |
None known |
linux-firmwareUbuntu:22.04:LTS |
All versions, plus listed versions 1.2011.2021.20420220124.git0c6a7b3b-0ubuntu120220217.git6342082c-0ubuntu1 Show 39 moreShow less20220217.git6342082c-0ubuntu320220302.gitee0667aa-0ubuntu120220314.gitcd01f857-0ubuntu120220314.gitcd01f857-0ubuntu220220329.git681281e4-0ubuntu120220329.git681281e4-0ubuntu320220329.git681281e4-0ubuntu3.220220329.git681281e4-0ubuntu3.320220329.git681281e4-0ubuntu3.420220329.git681281e4-0ubuntu3.520220329.git681281e4-0ubuntu3.620220329.git681281e4-0ubuntu3.720220329.git681281e4-0ubuntu3.920220329.git681281e4-0ubuntu3.1020220329.git681281e4-0ubuntu3.1120220329.git681281e4-0ubuntu3.1220220329.git681281e4-0ubuntu3.1320220329.git681281e4-0ubuntu3.1420220329.git681281e4-0ubuntu3.1620220329.git681281e4-0ubuntu3.1720220329.git681281e4-0ubuntu3.1820220329.git681281e4-0ubuntu3.1920220329.git681281e4-0ubuntu3.2120220329.git681281e4-0ubuntu3.2220220329.git681281e4-0ubuntu3.2320220329.git681281e4-0ubuntu3.2420220329.git681281e4-0ubuntu3.2620220329.git681281e4-0ubuntu3.2920220329.git681281e4-0ubuntu3.3020220329.git681281e4-0ubuntu3.3120220329.git681281e4-0ubuntu3.3420220329.git681281e4-0ubuntu3.3520220329.git681281e4-0ubuntu3.3620220329.git681281e4-0ubuntu3.3720220329.git681281e4-0ubuntu3.3820220329.git681281e4-0ubuntu3.3920220329.git681281e4-0ubuntu3.4020220329.git681281e4-0ubuntu3.4120220329.git681281e4-0ubuntu3.42 |
None known |
linux-firmwareUbuntu:24.04:LTS |
All versions, plus listed versions 20230919.git3672ccab-0ubuntu2.120230919.git3672ccab-0ubuntu2.220240202.git36777504-0ubuntu120240318.git3b128b60-0ubuntu120240318.git3b128b60-0ubuntu2 Show 24 moreShow less20240318.git3b128b60-0ubuntu2.120240318.git3b128b60-0ubuntu2.220240318.git3b128b60-0ubuntu2.320240318.git3b128b60-0ubuntu2.420240318.git3b128b60-0ubuntu2.520240318.git3b128b60-0ubuntu2.620240318.git3b128b60-0ubuntu2.720240318.git3b128b60-0ubuntu2.920240318.git3b128b60-0ubuntu2.1020240318.git3b128b60-0ubuntu2.1120240318.git3b128b60-0ubuntu2.1220240318.git3b128b60-0ubuntu2.1320240318.git3b128b60-0ubuntu2.1420240318.git3b128b60-0ubuntu2.1520240318.git3b128b60-0ubuntu2.1720240318.git3b128b60-0ubuntu2.1920240318.git3b128b60-0ubuntu2.2120240318.git3b128b60-0ubuntu2.2220240318.git3b128b60-0ubuntu2.2320240318.git3b128b60-0ubuntu2.2520240318.git3b128b60-0ubuntu2.2620240318.git3b128b60-0ubuntu2.2720240318.git3b128b60-0ubuntu2.2920240318.git3b128b60.0ubuntu3.1 |
None known |
linux-firmwareUbuntu:25.10 |
All versions, plus listed versions 20250317.git1d4c88ee-0ubuntu120250606.git3b75d677-0ubuntu120250701.gite2dad11e-0ubuntu120250711.git99d64b4f-0ubuntu120250807.gitb6b0b152-0ubuntu1 Show 10 moreShow less20250818.git07ed893d-0ubuntu120250901.git993ff19b-0ubuntu120250901.git993ff19b-0ubuntu1.220250901.git993ff19b-0ubuntu1.420250901.git993ff19b-0ubuntu1.520250901.git993ff19b-0ubuntu1.620250901.git993ff19b-0ubuntu1.720250901.git993ff19b-0ubuntu1.920250901.git993ff19b-0ubuntu1.1020250901.git993ff19b-0ubuntu1.11 |
None known |
linux-firmwareUbuntu:26.10 |
All versions, plus listed versions 20260319.git217ca6e4.1ubuntu20260709.git2c35b1ed.1ubuntu20260818.giteeed587f.1ubuntu20260911.giteeccccbe.1ubuntu20260915.git1522c78a.1ubuntu |
None known |
linux-firmwareUbuntu:26.04:LTS |
All versions, plus listed versions 20250901.git993ff19b-0ubuntu120251009.git46a6999a-0ubuntu120251029.git4f72031f-0ubuntu120251125.gitff6418d1-0ubuntu120260108.gitd86b47f7-0ubuntu1 Show 4 moreShow less20260123.git1b7b9f6c.0ubuntu20260227.gitd8e138dd.0ubuntu20260319.git217ca6e4.0ubuntu20260319.git217ca6e4.1ubuntu |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-33110 is a medium vulnerability (CVSS 6.5) in Intel Ac 1550 Firmware, published February 9, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. No source names a fixed version.