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Vulnerability record · CVE-2023-28829 · published 13 June 2023

CVE-2023-28829: Siemens simatic net pc software vulnerability

Siemens · Simatic Net Pc Software

A vulnerability has been identified in SIMATIC NET PC Software V14 (All versions), SIMATIC NET PC Software V15 (All versions), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions), SIMATIC WinCC (All versions < V8.0), SINAUT Software ST7sc (All versions). Before SIMATIC WinCC V8, legacy OPC services (OPC DA (Data Access), OPC HDA (Historical Data Access), and OPC AE (Alarms & Events)) were used per default. These services were designed on top of the Windows ActiveX and DCOM mechanisms and do not implement state-of-the-art security mechanisms for authentication and encryption of contents.

8.8 CVSS 3.1 High EPSS 0.29% · top 80.6% CWE-477 · CWE-477
8.8CVSS 3.1 base score
0.29%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability has been identified in SIMATIC NET PC Software V14 (All versions), SIMATIC NET PC Software V15 (All versions), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions), SIMATIC WinCC (All versions < V8.0), SINAUT Software ST7sc (All versions). Before SIMATIC WinCC V8, legacy OPC services (OPC DA (Data Access), OPC HDA (Historical Data Access), and OPC AE (Alarms & Events)) were used per default. These services were designed on top of the Windows ActiveX and DCOM mechanisms and do not implement state-of-the-art security mechanisms for authentication and encryption of contents.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://cert-portal.siemens.com/productcert/pdf/ssa-508677.pdf PatchVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-508677.pdf PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2014-8551Siemens simatic pcs 7 code injection vulnerabilityThe WinCC server in Siemens SIMATIC WinCC 7.0 through SP3, 7.2 before Update 9, and 7.3 before Update 2; SIMATIC PCS 7 7.1 through SP4, 8.0 through S…EPSS 5.3%9.9CVE-2021-40358Siemens simatic pcs 7 path traversal vulnerabilityA vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3 UC04), SIMATIC PCS 7 V9.1 (All …EPSS 1.3%9.8CVE-2019-10922Siemens simatic pcs 7 missing authentication for critical function vulnerabilityA vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 and newer (All versions), SIMATIC WinCC V7.2…EPSS 2.6%9.8CVE-2016-5743Siemens simatic batch improper input validation vulnerabilitySiemens SIMATIC WinCC before 7.3 Update 10 and 7.4 before Update 1, SIMATIC BATCH before 8.1 SP1 Update 9 as distributed in SIMATIC PCS 7 through 8.1…EPSS 10%8.8CVE-2023-25910Siemens simatic pcs 7 code injection vulnerabilityA vulnerability has been identified in SIMATIC PCS 7 (All versions < V9.1 SP2 UC04), SIMATIC S7-PM (All versions < V5.7 SP1 HF1), SIMATIC S7-PM (All …EPSS 1.0%8.8CVE-2021-40360Siemens simatic pcs 7 information exposure vulnerabilityA vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 …EPSS 0.68%8.8CVE-2019-10916Siemens simatic pcs 7 sql injection vulnerabilityA vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 (All versions < V8.1 with WinCC V7.3 Upd 19)…EPSS 1.5%8.8CVE-2019-10918Siemens simatic pcs 7 vulnerabilityA vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 (All versions < V8.1 with WinCC V7.3 Upd 19)…EPSS 1.9%

Source: NIST National Vulnerability Database (record CVE-2023-28829), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.