The ding* ezetop. Top-up Any Phone (aka com.ezetop.world) application 1.3.4 for Android does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
CWE-310 - Cryptographic Issues
Cryptographic issues is a category of weaknesses related to the design and implementation of the confidentiality and integrity of data. If not addressed, the weaknesses in this category can lead to data quality degradation.