6.5
MEDIUM
CVE-2021-3658
Bluez Bluetoothd Discoverable Information Exposure Vulnerability
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.

INFO

Published Date :

March 2, 2022, 11:15 p.m.

Last Modified :

June 3, 2022, 4:22 p.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-3658 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fedoraproject fedora
1 Bluez bluez
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-3658.

URL Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1984728 Issue Tracking Patch Third Party Advisory
https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055 Patch Third Party Advisory
https://github.com/bluez/bluez/commit/b497b5942a8beb8f89ca1c359c54ad67ec843055 Patch Third Party Advisory
https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/89 Issue Tracking Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220407-0002/ Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-3658 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-3658 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jun. 03, 2022

    Action Type Old Value New Value
    Changed Reference Type https://security.netapp.com/advisory/ntap-20220407-0002/ No Types Assigned https://security.netapp.com/advisory/ntap-20220407-0002/ Third Party Advisory
  • CVE Modified by [email protected]

    Apr. 08, 2022

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20220407-0002/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 10, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:A/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1984728 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1984728 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055 No Types Assigned https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055 Patch, Third Party Advisory
    Changed Reference Type https://github.com/bluez/bluez/commit/b497b5942a8beb8f89ca1c359c54ad67ec843055 No Types Assigned https://github.com/bluez/bluez/commit/b497b5942a8beb8f89ca1c359c54ad67ec843055 Patch, Third Party Advisory
    Changed Reference Type https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/89 No Types Assigned https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/89 Issue Tracking, Patch, Third Party Advisory
    Added CWE NIST CWE-863
    Added CPE Configuration OR *cpe:2.3:a:bluez:bluez:*:*:*:*:*:*:*:* versions up to (excluding) 5.61
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-3658 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-3658 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.11 }} 0.01%

score

0.46187

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability