In registerPhoneAccount of TelecomServiceImpl.java, there is a possible way to reveal images from another user due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

In Telecomm, there is a possible bypass of a multi user security boundary due to a confused deputy. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.