Advisories · Technology

Siemens SINUMERIK 840D sl.

Every CVE that names Siemens SINUMERIK 840D sl among its affected products, newest first. Vendors and products are as the CNA wrote them; check the affected versions on each record.

CVE-2025-40743 CVE record

CVSS 8.7 High

Authentication bypass in Siemens SINUMERIK 828D PPU.4 and others
- Siemens SINUMERIK 828D PPU.4
- Siemens SINUMERIK 828D PPU.5
- Authentication bypass
Not analysed yet 12 Aug 2025
CVE-2020-15783 CVE record

CVSS 7.5 High

Uncontrolled resource consumption in Siemens SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) and others
- Siemens SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)
- Siemens SIMATIC TDC CPU555
- Denial of service
Not analysed yet 12 Nov 2020
CVE-2020-15791 CVE record

CVSS 6.5 Medium

Insufficiently protected credentials in Siemens SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) and others
- Siemens SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)
- Siemens SIMATIC S7-400 CPU family (incl. SIPLUS variants)
- Hard-coded credentials
Not analysed yet 9 Sept 2020