Wallbreak

Wallbreak Download as APK This app demonstrates two high severity permanent denial-of-service vulnerabilities in Android's WallpaperManagerService that I discovered: CVE-2021-39670 and CVE-2021-39690. After running either exploit, the device will keep repeatedly crashing and rebooting. Write-up...

CVE-2021-39670

In setStream of WallpaperManager.java, there is a possible way to cause a permanent DoS due to improper input validation. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12...

CVE-2021-39670

In setStream of WallpaperManager.java, there is a possible way to cause a permanent DoS due to improper input validation. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12...

CVE-2021-39670

In setStream of WallpaperManager.java, there is a possible way to cause a permanent DoS due to improper input validation. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12...

CVE-2021-39670

CVE-2021-39670: In Android, the setStream method of WallpaperManager.java can trigger a permanent DoS via improper input validation, requiring local access and no user interaction. Affected: Android 12 and Android 12L (Android ID A-204087139). The issue is described across multiple sources (NVD/N...