MCTOOLS in the fabric interconnect in Cisco Unified Computing System (UCS) allows local users to execute arbitrary Baseboard Management Controller (BMC) commands by leveraging (1) local, (2) shell-level, or (3) debug-level privileges at the operating-system layer, aka Bug ID CSCtg76239.
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.