VDB
CVE-2020-26555
CVE-2020-26555
PUBLISHED
CVSS 5.400000095367432 MEDIUM
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.
EPSS 0.88% · 59.0th percentile
Risk Scores
CVSS 3.1
5.400000095367432
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS Score
0.88%
59.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-azure-5.3 | 5.3.0-1008.9~18.04.1, 5.3.0-1009.10~18.04.1, 5.3.0-1010.11~18.04.1 |
| Ubuntu:Pro:FIPS:16.04:LTS | linux-fips | 4.4.0-1026.31, 4.4.0-1028.33, 4.4.0-1031.36 |
| Ubuntu:18.04:LTS | linux-raspi-5.4 | 5.4.0-1033.36~18.04.1, 0, 5.4.0-1038.41~18.04.1 |
| Ubuntu:18.04:LTS | linux-dell300x | 4.15.0-1016.20, 4.15.0-1017.21, 4.15.0-1018.22 |
| Ubuntu:18.04:LTS | linux-azure-edge | 0, 5.0.0-1012.12~18.04.2, 4.18.0-1006.6~18.04.1 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-fips | 5.4.0-1007.8, 0 |
| Ubuntu:20.04:LTS | linux-raspi2 | 5.3.0-1017.19, 0, 5.3.0-1007.8 |
| Ubuntu:16.04:LTS | linux-hwe-edge | 4.13.0-17.20~16.04.1, 4.11.0-13.19~16.04.1, 4.10.0-22.24~16.04.1 |
| Ubuntu:18.04:LTS | linux-azure-5.4 | 5.4.0-1034.35~18.04.1, 5.4.0-1022.22~18.04.1, 5.4.0-1051.53~18.04.1 |
| Ubuntu:18.04:LTS | linux-hwe | 4.18.0-14.15~18.04.1, 5.3.0-74.70, 5.0.0-32.34~18.04.2 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-aws-fips | 5.4.0-1021.21+fips2, 0 |
| Ubuntu:18.04:LTS | linux | 4.15.0-130.134, 4.15.0-38.41, 4.15.0-126.129 |
| Ubuntu:18.04:LTS | linux-gke-4.15 | 4.15.0-1042.44, 4.15.0-1076.81, 4.15.0-1050.53 |
| Ubuntu:18.04:LTS | linux-aws-5.4 | 5.4.0-1051.53~18.04.1, 5.4.0-1049.51~18.04.1, 5.4.0-1048.50~18.04.1 |
| Ubuntu:Pro:14.04:LTS | linux-aws | 4.4.0-1034.37, 4.4.0-1032.35, 4.4.0-1031.34 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 0, 6.8.0-2019.20 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1006.7~18.04.1, 0, 4.18.0-1004.5~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-5.4 | 5.4.0-1024.24~18.04.1, 5.4.0-1021.21~18.04.1, 5.4.0-1022.22~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-4.15 | 4.15.0-1084.95, 4.15.0-1081.92, 4.15.0-1080.90 |
| Ubuntu:20.04:LTS | linux-azure-5.8 | 5.8.0-1043.46~20.04.1, 5.8.0-1041.44~20.04.1, 5.8.0-1040.43~20.04.1 |
…and 73 more
Timeline
- May 24, 2021 CVE Published
- May 25, 2021 EPSS Score
- Jul 28, 2021 EPSS Score
- Sep 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Jan 31, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jun 4, 2022 EPSS Score
- Aug 7, 2022 EPSS Score
- Oct 8, 2022 EPSS Score
- Dec 9, 2022 EPSS Score
References
- https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/impersonation-pin-pairing/ third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1918601 third-party-advisory
- https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/ third-party-advisory
- https://lore.kernel.org/lkml/20231001084934.GA16906@linux-691t/T/#u third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-26555 third-party-advisory
- https://ubuntu.com/security/CVE-2020-26555 advisory
- https://kb.cert.org/vuls/id/799380 advisory
- https://ubuntu.com/security/notices/USN-5343-1 advisory