CWE Code: 862
Vulnerability Type: privilege_escalation
CVSS Score: 7.5
CWE Name:  Missing Authorization
Summary: a permissions, privileges, and access control vulnerability exists in schneider electric's modicon m221 product (all references, all versions prior to firmware v1.6.2.0). the vulnerability allows unauthorized users to overwrite the original password with their password. if an attacker exploits this vulnerability and overwrite the password, the attacker can upload the original program from the plc.
Access Authentication: NONE
Access Complexity: LOW
Access Vector: NETWORK
Impact (C/I/A): PARTIAL/PARTIAL/PARTIAL
Published Date: 2018-08-29
Last Modified Date: 2019-10-03