Intel Wireless Bluetooth prior 21.110 buffer overflow

Summaryinfo

A vulnerability was found in Intel Wireless Bluetooth. It has been classified as critical. Affected by this vulnerability is an unknown functionality. The manipulation leads to buffer overflow. This vulnerability is listed as CVE-2020-12321. The attack must be carried out from within the local network. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Intel Wireless Bluetooth and classified as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.

The weakness was presented 11/12/2020 as intel-sa-00403. The advisory is shared at intel.com. The identification of this vulnerability is CVE-2020-12321. The exploitation is known to be easy. Access to the local network is required for this attack. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 21.110 eliminates this vulnerability.

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Productinfo

Vendor

• Intel

Name

• Wireless Bluetooth

License

• commercial

Website

• Vendor: https://www.intel.com/

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