CVE-2021-3658
MEDIUM6.5EPSS 0.07%bluez - security update
Published: 3/2/2022Modified: 4/28/2026
Description
bluetoothd from bluez incorrectly saves adapters' Discoverable status when a device is powered down, and restores it when powered up. If a device is powered down while discoverable, it will be discoverable when powered on again. This could lead to inadvertent exposure of the bluetooth stack to physically nearby attackers.
Affected packages (2)
- Debian/bluezfrom 0, < 5.55-3.1+deb11u2
- Debian/bluezfrom 0, < 5.55-3.1+deb11u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |