What is the CVSS score of CVE-2021-25424?

CVE-2021-25424 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Galaxy Watch Active 2 Firmware CVE-2021-25424

HIGH

Improper Authentication (CWE-287)

2021-06-11 mobile.security@samsung.com

Authentication Bypass Galaxy Watch Active 2 Firmware Galaxy Watch Active Firmware Galaxy Watch Firmware Galaxy Watch 3 Firmware Gear S3 Firmware Gear S2 Firmware Gear S Firmware Gear 2 Firmware Gear 2 Neo Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 11, 2021 - 15:15 nvd

HIGH 8.8

DescriptionNVD

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.

AnalysisAI

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. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. 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. Affected products include: Samsung Galaxy Watch Active 2 Firmware, Samsung Galaxy Watch Active Firmware, Samsung Galaxy Watch Firmware, Samsung Galaxy Watch 3 Firmware, Samsung Gear S3 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.