A stack-based buffer overflow vulnerability exists in the Programming Software Connection FileSelect functionality of AutomationDirect P3-550E 1.2.10.9. A specially crafted network packet can lead to stack-based buffer overflow. An attacker can send an unauthenticated packet to trigger this vulnerability.This CVE tracks the stack-based buffer overflow that occurs at offset `0xb6e98` of v1.2.10.9 of the P3-550E firmware.