CVE-2021-0428

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

• CWE-862

• https://source.android.com/security/bulletin/2021-09-01Patch, Vendor Advisory
• https://source.android.com/security/bulletin/2021-09-01Patch, Vendor Advisory

Published

Apr 13, 2021

Last Modified

Jun 17, 2026

Status

Modified

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