Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-25424


Improper authentication vulnerability in Tizen bluetooth-frwk prior to Firmware update JUN-2021 Release allows bluetooth attacker to take over the user's bluetooth device without user awareness.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.8, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 18 products from samsung, from samsung, from samsung and 15 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2021-06-11T15:15:10.963

Last Modified

2024-11-21T05:54:57.680

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

6.5

Impact Score

6.4

Weaknesses
  • Type: Secondary
    CWE-287
  • Type: Primary
    CWE-287

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System samsung galaxy_watch_active_2_firmware < 5.5 Yes
Hardware samsung galaxy_watch_active_2 - No
Operating System samsung galaxy_watch_active_firmware < 5.5 Yes
Hardware samsung galaxy_watch_active - No
Operating System samsung galaxy_watch_firmware < 5.5 Yes
Hardware samsung galaxy_watch - No
Operating System samsung galaxy_watch_3_firmware < 5.5 Yes
Hardware samsung galaxy_watch_3 - No
Operating System samsung gear_s3_firmware < 5.5 Yes
Hardware samsung gear_s3 - No
Operating System samsung gear_s2_firmware < 5.5 Yes
Hardware samsung gear_s2 - No
Operating System samsung gear_s_firmware < 5.5 Yes
Hardware samsung gear_s - No
Operating System samsung gear_2_firmware < 5.5 Yes
Hardware samsung gear_2 - No
Operating System samsung gear_2_neo_firmware < 5.5 Yes
Hardware samsung gear_2_neo - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For samsung's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.