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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | Cerberus DMS | All versions | — |
| Siemens | Desigo CC | All versions | — |
| Siemens | Desigo CC Compact | All versions | — |
| Siemens | SIMATIC WinCC OA V3.16 | All versions in default configuration | — |
| Siemens | SIMATIC WinCC OA V3.17 | All versions in non-default configuration | — |
| Siemens | SIMATIC WinCC OA V3.18 | All versions in non-default configuration | — |
Advisories 4
- ICSA-22-286-16 Siemens Desigo CC and Cerberus DMS CISA ICS & IT advisories · Oct 11, 2022
- SSA-836027 SSA-836027: Client-side Authentication in Desigo CC and Cerberus DMS Siemens ProductCERT · Oct 11, 2022
- ICSA-22-172-06 Siemens WinCC OA CISA ICS & IT advisories · Jun 21, 2022
- SSA-111512 SSA-111512: Client-side Authentication in SIMATIC WinCC OA Siemens ProductCERT · Jun 21, 2022