Simatic Mv440 Firmware Security Vulnerabilities

CVE-2019-10925

A vulnerability has been identified in SIMATIC MV400 family (All Versions < V7.0.6). An authenticated attacker could escalate privileges by sending specially crafted requests to the integrated webserver. The security vulnerability can be exploited by an attacker with network access to the device...

CVE-2019-10926

A vulnerability has been identified in SIMATIC MV400 family (All Versions < V7.0.6). Communication with the device is not encrypted. Data transmitted between the device and the user can be obtained by an attacker in a privileged network position. The security vulnerability can be exploited by an...

CVE-2019-13946

Profinet-IO (PNIO) stack versions prior V06.00 do not properly limitinternal resource allocation when multiple legitimate diagnostic packagerequests are sent to the DCE-RPC interface.This could lead to a denial of service condition due to lack of memoryfor devices that include a vulnerable version ...

CVE-2020-27632

In SIMATIC MV400 family versions prior to v7.0.6, the ISN generator is initialized with a constant value and has constant increments. An attacker could predict and hijack TCP sessions.