The management console in Symantec Endpoint Protection Manager (SEPM) 12.1 before 12.1-RU6-MP1 allows remote authenticated users to write to arbitrary files, and consequently obtain administrator privileges, via a crafted filename.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.