Siemens Simatic Easie Core Package vulnerabilities

CVE-2021-44222 [CRITICAL] CWE-306 CVE-2021-44222: A vulnerability has been identified in SIMATIC eaSie Core Package (All versions < V22.00). The under A vulnerability has been identified in SIMATIC eaSie Core Package (All versions < V22.00). The underlying MQTT service of affected systems does not perform authentication in the default configuration. This could allow an unauthenticated remote attacker to send arbitrary messages to the service and thereby issue arbitrary requests in the affected s

CVE-2021-44221 [HIGH] CWE-20 CVE-2021-44221: A vulnerability has been identified in SIMATIC eaSie Core Package (All versions < V22.00). The affec A vulnerability has been identified in SIMATIC eaSie Core Package (All versions < V22.00). The affected systems do not properly validate input that is sent to the underlying message passing framework. This could allow an remote attacker to trigger a denial of service of the affected system.

CVE-2025-30033 [HIGH] CWE-427 CVE-2025-30033: The affected setup component is vulnerable to DLL hijacking. This could allow an attacker to execute The affected setup component is vulnerable to DLL hijacking. This could allow an attacker to execute arbitrary code when a legitimate user installs an application that uses the affected setup component.