AUGUST 4, 2026
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Case File

CVE-2021-3658

MEDIUM · CVSS 6.5 EPSS 0.80% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-03-02 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-3658
Severity
MEDIUM
CVSS
6.5
EPSS
0.80%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)