Improper access control in Siemens SIMATIC MV400 family
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-284.
Summary
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. Valid user credentials, but no user interaction are required. Successful exploitation compromises integrity and availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Siemens | SIMATIC MV400 family | before V7.0.6 | V7.0.6 | Patch available | CNA |
- SIMATIC MV400 family VendorSiemens Affected before V7.0.6 Fixed in V7.0.6 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:siemens:simatic_mv420_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Siemens |
| cpe:2.3:h:siemens:simatic_mv420:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:simatic_mv440_firmware:*:*:*:*:*:*:*:* | all versions | Vulnerable | Siemens |
| cpe:2.3:h:siemens:simatic_mv440:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
- cpe:2.3:o:siemens:simatic_mv420_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Siemens
- cpe:2.3:h:siemens:simatic_mv420:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:simatic_mv440_firmware:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Siemens
- cpe:2.3:h:siemens:simatic_mv440:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
Remediation
- Fix · CNA SIMATIC MV400 family (Siemens) Fixed in V7.0.6
Timeline
- 2026-10-02 Threatist record created from CVE-2019-10925
- 2026-10-03 Alias added: GHSA-978q-hc83-rf9p
References
More Siemens Simatic Mv420 Firmware vulnerabilities
- TI-2019-10399 Uncontrolled resource consumption in Siemens Development/Evaluation Kits for PROFINET IO… CVSS 3.1HIGH 7.5
- TI-2020-16749 In SIMATIC MV400 family versions prior to v7.0.6, the ISN generator is initialized with a… CVSS 3.1HIGH 7.5
- TI-2019-08147 Cleartext transmission of sensitive information in Siemens SIMATIC MV400 family CVSS 3.0MEDIUM 5.3
Sources
- CVE-2019-10925 · CVE Program
- CVE-2019-10925 · NVD
- FIRST EPSS
- GHSA-978q-hc83-rf9p · GitHub Advisory Database · CC BY 4.0
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