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CVE-2021-0428 Details

Description

In getSimSerialNumber of TelephonyManager.java, there is a possible way to read a trackable identifier due to a missing permission check. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-173421434

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://source.android.com/security/bulletin/2021-09-01	CVE	PatchVendor Advisory
https://source.android.com/security/bulletin/2021-09-01	[email protected]	PatchVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-862	Missing Authorization	[email protected]

Affected Products

Product	Versions
google android	10.0
CPE cpe:2.3:o:google:android:10.0:::::::* Remediation No remediation found in references.

Change History

7 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jul 12, 2022	CWE Remap	[email protected]
Dec 16, 2021	Modified Analysis	[email protected]
Oct 6, 2021	CVE Modified	[email protected]
Apr 16, 2021	Initial Analysis	[email protected]