CVE-2025-40594
Medium
Description
A vulnerability has been identified in SINAMICS G220 V6.4 (All versions < V6.4 HF2), SINAMICS S200 V6.4 (All versions < V6.4 HF7), SINAMICS S210 V6.4 (All versions < V6.4 HF2). The affected devices allow a factory reset to be executed without the required privileges due to improper privilege management as well as manipulation of configuration data because of leaked privileges of previous sessions. This could allow an unauthorized attacker to escalate their privileges.
SeverityMedium
CVSS6.3
Exploit probability—
ProductSiemens Sinamics G220 Firmware
PublishedSep 9, 2025
First seenSep 9, 2025
Weakness typeCWE-269Improper privilege management
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| siemens sinamics_g220_firmware | 6.4 | — |
| siemens sinamics_s200_firmware | 6.4 | — |
| siemens sinamics_s210_firmware | 6.4 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.