fcovatti libiec_iccp_mod buffer overflow vulnerability (CNVD-2021-91643)

Libiec_Iccp_Mod is used to modify Libiec6850 Mms to use the Iccp client. fcovatti A buffer error vulnerability exists in libiec_iccp_mod, which stems from the product’s failure to properly handle certain special packets. An attacker could cause a denial of service via this vulnerability.