Auth bypass in Google Android
CVE-2021-25381
Using unsafe PendingIntent in Samsung Account in versions 10.8.0.4 in Android P(9.0) and below, and 12.1.1.3 in Android Q(10.0) and above allows local attackers to perform unauthorized action without permission via hijacking the PendingIntent.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (10.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Google Android — versions 1.0, 1.1, 1.5
- Samsung Account — versions 10.8.0.4, 12.1.1.3
- Samsung Mobile Account — versions Android P(9.0) and below, Android Q(10.0) and above
Weakness classification (CWE)
References
- security.samsungmobile.com/ (Vendor Advisory)
- security.samsungmobile.com/serviceWeb.smsb (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-25381?
- CVE-2021-25381 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-2021-25381?
- Medium severity. CVSS v3 base score is 5.5 out of 10.