Mail in Apple iOS before 7.1.2 advertises the availability of data protection for attachments but stores cleartext attachments under mobile/Library/Mail/, which makes it easier for physically proximate attackers to obtain sensitive information by mounting the data partition.
Weaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not addressed.