What is CVE-2021-25373?

CVE-2021-25373 is a medium-severity vulnerability in Google Android, classified under Improper Authorization. CVSS score: 5.5/10. Published 2021-04-09.

How severe is CVE-2021-25373?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Auth bypass in Google Android

CVE-2021-25373

Using unsafe PendingIntent in Customization Service prior to version 2.2.02.1 in Android O(8.x), 2.4.03.0 in Android P(9.0), 2.7.02.1 in Android Q(10.0) and 2.9.01.1 in Android R(11.0) allows local attackers to perform unauthorized action without permission via hijacking the PendingIntent.

EPSS: 0.002 (11.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Google Android — versions 8.0, 8.1, 9.0
Samsung Customization_service
Samsung Mobile Customization Service — versions Android O(8.x), Android P(9.0), Android Q(10.0)

Weakness classification (CWE)

CWE-285 — Improper Authorization

References

mobile.security@samsung.com (x_refsource_CONFIRM, Vendor Advisory)
mobile.security@samsung.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-25373?: CVE-2021-25373 is a medium-severity vulnerability in Google Android, classified under Improper Authorization. CVSS score: 5.5/10. Published 2021-04-09.
How severe is CVE-2021-25373?: Medium severity. CVSS v3 base score is 5.5 out of 10.