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Vulnerability record · CVE-2023-30897 · published 13 June 2023

CVE-2023-30897: Siemens wincc incorrect permission assignment vulnerability

Siemens · Wincc

A vulnerability has been identified in SIMATIC WinCC (All versions < V7.5.2.13). Affected applications fail to set proper access rights for their installation folder if a non-default installation path was chosen during installation. This could allow an authenticated local attacker to inject arbitrary code and escalate privileges.

7.8 CVSS 3.1 High EPSS 0.21% · top 89.6% CWE-732 · Incorrect permission assignment
7.8CVSS 3.1 base score
0.21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability has been identified in SIMATIC WinCC (All versions < V7.5.2.13). Affected applications fail to set proper access rights for their installation folder if a non-default installation path was chosen during installation. This could allow an authenticated local attacker to inject arbitrary code and escalate privileges.

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

Affected products

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

References

LinkTags
https://cert-portal.siemens.com/productcert/pdf/ssa-914026.pdf PatchVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-914026.pdf PatchVendor Advisory

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Related vulnerabilities

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

10.0CVE-2011-4509Siemens wincc flexible permissions and access controls vulnerabilityThe HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panel…EPSS 2.0%10.0CVE-2011-4513Siemens wincc flexible vulnerabilitySiemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; …EPSS 4.8%10.0CVE-2011-4514Siemens wincc flexible improper authentication vulnerabilityThe TELNET daemon in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels…EPSS 3.4%9.3CVE-2011-4508Siemens wincc flexible improper authentication vulnerabilityThe HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, C…EPSS 3.0%9.3CVE-2011-4875Siemens wincc flexible memory buffer overflow vulnerabilityStack-based buffer overflow in HmiLoad in the runtime loader in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP…EPSS 14%9.3CVE-2011-4876Siemens wincc flexible path traversal vulnerabilityDirectory traversal vulnerability in HmiLoad in the runtime loader in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); …EPSS 9.0%8.5CVE-2011-4879Siemens wincc flexible improper input validation vulnerabilityminiweb.exe in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; th…EPSS 12%8.2CVE-2017-12069Siemens simatic pcs7 xml external entity (xxe) vulnerabilityAn XXE vulnerability has been identified in OPC Foundation UA .NET Sample Code before 2017-03-21 and Local Discovery Server (LDS) before 1.03.367. Am…EPSS 2.9%

Source: NIST National Vulnerability Database (record CVE-2023-30897), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.