Description
A vulnerability has been identified in SIMATIC Process Historian 2013 and earlier (All versions), SIMATIC Process Historian 2014 (All versions < SP3 Update 6), SIMATIC Process Historian 2019 (All versions), SIMATIC Process Historian 2020 (All versions). An interface in the software that is used for critical functionalities lacks authentication, which could allow a malicious user to maliciously insert, modify or delete data.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | SIMATIC Process Historian 2013 and earlier | All versions | — |
| Siemens | SIMATIC Process Historian 2014 | All versions < SP3 Update 6 | — |
| Siemens | SIMATIC Process Historian 2019 | All versions | — |
| Siemens | SIMATIC Process Historian 2020 | All versions | — |
Advisories 2
- ICSA-21-287-09 Siemens SIMATIC Process Historian CISA ICS & IT advisories · May 6, 2025
- SSA-766247 SSA-766247: Authentication Vulnerability in SIMATIC Process Historian Siemens ProductCERT · Jan 11, 2022