What’s Vulnerable › Vulnerabilities

CVE-2020-26555

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-24 · updated 2026-06-17
• Weakness: CWE-863

Description

Bluetooth legacy BR/EDR PIN code pairing in Bluetooth Core Specification 1.0B through 5.2 may permit an unauthenticated nearby device to spoof the BD_ADDR of the peer device to complete pairing without knowledge of the PIN.

Affected products

• Bluetooth Core Specification: from 1.1b through 5.2
• Fedoraproject Fedora: 34
• Intel Ac 3165 Firmware: all versions
• Intel Ac 3168 Firmware: all versions
• Intel Ac 7265 Firmware: all versions
• Intel Ac 8260 Firmware: all versions
• Intel Ac 8265 Firmware: all versions
• Intel Ac 9260 Firmware: all versions
• Intel Ac 9461 Firmware: all versions
• Intel Ac 9462 Firmware: all versions
• Intel Ac 9560 Firmware: all versions
• Intel Ax200 Firmware: all versions
• Intel Ax201 Firmware: all versions
• Intel Ax210 Firmware: all versions
• Intel Killer Ac 1550 Firmware: all versions
• Intel Killer Wi-Fi 6 Ax1650 Firmware: all versions
• Intel Killer Wi-Fi 6E Ax1675 Firmware: all versions

References

• https://kb.cert.org/vuls/id/799380
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NSS6CTGE4UGTJLCOZOASDR3T3SLL6QJZ/
• https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00520.html
• https://kb.cert.org/vuls/id/799380
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NSS6CTGE4UGTJLCOZOASDR3T3SLL6QJZ/
• https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00520.html
• https://www.kb.cert.org/vuls/id/799380

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