Auth bypass in Samsung Flow

CVE-2021-25507

Improper authorization vulnerability in Samsung Flow mobile application prior to 4.8.03.5 allows Samsung Flow PC application connected with user device to access part of notification data in Secure Folder without authorization.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.0% 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-2021-25507: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-25507?
CVE-2021-25507 is a medium-severity vulnerability in Samsung Flow, classified under Improper Authorization. CVSS score: 5.7/10. Published 2021-11-05.
How severe is CVE-2021-25507?
Medium severity. CVSS v3 base score is 5.7 out of 10.