CVE-2021-33139
5.7 · MEDIUMOverview
CVE-2021-33139 is a medium-severity vulnerability affecting intel ax211_firmware. It was published on February 9, 2022 and has a CVSS 3.1 base score of 5.7 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Improper conditions check 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.
Remediation
Check the references section for vendor advisories and patches from intel. Update ax211_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| intel | ax211_firmware | >= 0, < 22.100 | Affected |
| intel | ax210_firmware | >= 0, < 22.100 | Affected |
| intel | ax201_firmware | >= 0, < 22.100 | Affected |
| intel | ax200_firmware | >= 0, < 22.100 | Affected |
| intel | ac_9560_firmware | >= 0, < 22.100 | Affected |
| intel | ac_9462_firmware | >= 0, < 22.100 | Affected |
| intel | ac_9461_firmware | >= 0, < 22.100 | Affected |
| intel | ac_9260_firmware | >= 0, < 22.100 | Affected |
| intel | ac_8265_firmware | >= 0, < 22.100 | Affected |
| intel | ac_8260_firmware | >= 0, < 22.100 | Affected |
Frequently Asked Questions
What is CVE-2021-33139?
CVE-2021-33139 is a medium-severity vulnerability affecting intel ax211_firmware. It was published on February 9, 2022 and has a CVSS 3.1 base score of 5.7 (MEDIUM).
How severe is CVE-2021-33139?
This vulnerability has a CVSS 3.1 base score of 5.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-33139?
Check the references section for vendor advisories and patches from intel. Update ax211_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-33139?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-33139 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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