Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-3658 |
CWE-ID | CWE-863 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
BlueZ Universal components / Libraries / Libraries used by multiple products |
Vendor | BlueZ Project |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU83408
Risk: Low
CVSSv3.1: 2.1 [CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3658
CWE-ID:
CWE-863 - Incorrect Authorization
Exploit availability: No
DescriptionThe vulnerability allows an attacker to gain access to sensitive information.
The vulnerability exists due to bluetoothd incorrectly saves the adapters' discoverable status
when a device is powered down, and restores it when powered up. An attacker with physical proximity to device can gain access to sensitive information.
Install updates from vendor's website.
Vulnerable software versionsBlueZ: 4.0 - 5.60
External linkshttp://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/89
http://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055
http://bugzilla.redhat.com/show_bug.cgi?id=1984728
http://github.com/bluez/bluez/commit/b497b5942a8beb8f89ca1c359c54ad67ec843055
http://security.netapp.com/advisory/ntap-20220407-0002/
Q & A
Can this vulnerability be exploited remotely?
No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.