Description
A vulnerability has been identified in Cerberus DMS (All versions), Desigo CC (All versions), Desigo CC Compact (All versions), SIMATIC WinCC OA V3.16 (All versions in default configuration), SIMATIC WinCC OA V3.17 (All versions in non-default configuration), SIMATIC WinCC OA V3.18 (All versions in non-default configuration). Affected applications use client-side only authentication, when neither server-side authentication (SSA) nor Kerberos authentication is enabled. In this configuration, attackers could impersonate other users or exploit the client-server protocol without being authenticated.
Affected products
- Siemens / Cerberus DMSAll versions – All versions
- Siemens / Desigo CCAll versions – All versions
- Siemens / Desigo CC CompactAll versions – All versions
- Siemens / SIMATIC WinCC OA V3.16All versions in default configuration – All versions in default configuration
- Siemens / SIMATIC WinCC OA V3.17All versions in non-default configuration – All versions in non-default configuration
- Siemens / SIMATIC WinCC OA V3.18All versions in non-default configuration – All versions in non-default configuration