Auth bypass in Samsung Galaxy Watch

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.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (35.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-25424: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-25424?
CVE-2021-25424 is a high-severity vulnerability in Samsung Galaxy Watch, classified under Improper Authentication. CVSS score: 8.8/10. Published 2021-06-11.
How severe is CVE-2021-25424?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-25424 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.