medium
5.4
CWE
863
Advisory Published
CVE Published
Updated

CVE-2020-26555

First published: Thu Jan 21 2021(Updated: )

A vulnerability was found in Linux Kernel, where Bluetooth BR/EDR PIN Pairing procedure is vulnerable to an impersonation attack. When an attacker connects to a victim device using the address of the device and the victim initiates a Pairing, the attacker can reflect the encrypted nonce even without knowledge of the key.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Android
Bluetooth Core Specification>=1.1b<=5.2
Fedora=34
All of
intel ax210 firmware
intel ax210
All of
intel ax201 firmware
intel ax201
All of
intel ax200 firmware
intel ax200
All of
Intel AMT AC 9560 Firmware
Intel Wireless-AC 9560
All of
intel ac 9462 firmware
intel ac 9462
All of
intel ac 9461 firmware
intel ac 9461
All of
intel ac 9260 firmware
intel ac 9260
All of
intel ac 8265 firmware
Intel AMT AC 8265
All of
intel ac 8260 firmware
intel ac 8260
All of
Intel AC3168 Firmware
Intel AC3168 Firmware
All of
Intel 7265 firmware
Intel Wireless 7265
All of
intel ac 3165 firmware
intel ac 3165
All of
intel killer wi-fi 6e ax1675 firmware
Intel Killer Wi-Fi 6E AX1675
All of
intel killer wi-fi 6 ax1650 firmware
Intel Killer Wi-Fi 6 AX1650
All of
Intel Killer Wireless-AC 1550
Intel Killer Wireless-AC 1550
intel ax210 firmware
intel ax210
intel ax201 firmware
intel ax201
intel ax200 firmware
intel ax200
Intel AMT AC 9560 Firmware
Intel Wireless-AC 9560
intel ac 9462 firmware
intel ac 9462
intel ac 9461 firmware
intel ac 9461
intel ac 9260 firmware
intel ac 9260
intel ac 8265 firmware
Intel AMT AC 8265
intel ac 8260 firmware
intel ac 8260
Intel AC3168 Firmware
Intel AC3168 Firmware
Intel 7265 firmware
Intel Wireless 7265
intel ac 3165 firmware
intel ac 3165
intel killer wi-fi 6e ax1675 firmware
Intel Killer Wi-Fi 6E AX1675
intel killer wi-fi 6 ax1650 firmware
Intel Killer Wi-Fi 6 AX1650
Intel Killer Wireless-AC 1550
Intel Killer Wireless-AC 1550

Remedy

https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Remedy

https://git.kernel.org/linus/6d19628f539fccf899298ff02ee4c73e4bf6df3f

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2020-26555?

    CVE-2020-26555 has been assigned a high severity rating due to its potential for impersonation attacks during Bluetooth pairing.

  • How do I fix CVE-2020-26555?

    To fix CVE-2020-26555, users should update their affected software or firmware to the latest version provided by their vendors.

  • Which devices are affected by CVE-2020-26555?

    CVE-2020-26555 affects various devices including certain versions of Bluetooth Core Specification and specific Intel wireless firmware.

  • What type of attack can CVE-2020-26555 lead to?

    CVE-2020-26555 can lead to impersonation attacks during the Bluetooth BR/EDR PIN Pairing procedure.

  • Is there a workaround for CVE-2020-26555?

    Currently, the best practice is to promptly apply security updates from manufacturers to mitigate the risk associated with CVE-2020-26555.

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