Sensitive information exposure vulnerability in EventType in SecTelephonyProvider prior to SMR Jul-2022 Release 1 allows local attackers with log access permission to get IMSI through device log.
Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Android | 10.0 (including) | 10.0 (including) | |
| Android | 11.0 (including) | 11.0 (including) | |
| Android | 12.0 (including) | 12.0 (including) |
While logging all information may be helpful during development stages, it is important that logging levels be set appropriately before a product ships so that sensitive user data and system information are not accidentally exposed to potential attackers. Different log files may be produced and stored for: