CVE-2019-15800: Improper Neutralization of Special Elements used in an OS Command

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50AAHH.0C0. Due to lack of input validation in the cmdsystracerouteexec, cmdsysarpclear, and cmdsyspingexec functions in the libclicmd.so library contained in the firmware, an attacker could leverage these functions to call...