Privilege escalation in Google Android
CVE-2021-25428
Improper validation check vulnerability in PackageManager prior to SMR July-2021 Release 1 allows untrusted applications to get dangerous level permission without user confirmation in limited circumstances.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (0.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Google Android — versions 8.1, 9.0, 10.0
- Samsung Mobile Devices — versions O(8.1), P(9.0), Q(10.0), R(11.0)
Weakness classification (CWE)
References
- security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-25428?
- CVE-2021-25428 is a high-severity vulnerability in Google Android, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2021-07-08.
- How severe is CVE-2021-25428?
- High severity. CVSS v3 base score is 7.8 out of 10.