In checkKeyIntentParceledCorrectly of AccountManagerService.java, there is a possible way to launch arbitrary activities using system privileges due to Parcel Mismatch. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Android | 13.0 (including) | 13.0 (including) | |
| Android | 14.0 (including) | 14.0 (including) |
References
- https://android.googlesource.com/platform/frameworks/base/+/f4644b55d36a549710ba35b6fb797ba744807da6
- https://android.googlesource.com/platform/frameworks/base/+/f810d81839af38ee121c446105ca67cb12992fc6
- https://source.android.com/security/bulletin/2023-12-01
- https://android.googlesource.com/platform/frameworks/base/+/f4644b55d36a549710ba35b6fb797ba744807da6
- https://android.googlesource.com/platform/frameworks/base/+/f810d81839af38ee121c446105ca67cb12992fc6
- https://source.android.com/security/bulletin/2023-12-01