Overview :
An insecure direct object reference (IDOR) vulnerability exists in Magento
Affected Product(s) :
  • Magento 2.3 prior to 2.3.1, 2.2 prior to 2.2.8
  • Magento 2.1 prior to 2.1.17
Vulnerability Details :
CVE ID :CVE-2019-8235
An insecure direct object reference (IDOR) vulnerability exists in Magento 2.3 prior to 2.3.1, 2.2 prior to 2.2.8, and 2.1 prior to 2.1.17 versions. An authenticated user may be able to view personally identifiable shipping details of another user due to insufficient validation of user controlled input.

Solution :
Magento fix the issue on his latest versions, users requested to update the same