PT-2023-3767 · Siemens · Simatic Wincc

Published 2023-06-13 · Updated 2023-06-26 · CVE-2023-30897

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions SIMATIC WinCC versions prior to V7.5.2.13

Description The issue is related to improper permission assignment for a critical resource in the SCADA system. This could allow an authenticated local attacker to inject arbitrary code and escalate privileges.

Recommendations For versions prior to V7.5.2.13, update to version V7.5.2.13 or later to resolve the issue. As a temporary workaround, consider restricting access to the installation folder to minimize the risk of exploitation.

Fix

Incorrect Permission

Weakness Enumeration

CWE-732

Related Identifiers

BDU:2023-04056

CVE-2023-30897

Affected Products

Simatic Wincc

References · 6

• https://bdu.fstec.ru/vul/2023-04056 · Security Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-914026.pdf · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-30897 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-30897 · Security Note
• https://vuldb.com/?id.231346 · Note
• https://cybersecurity-help.cz/vdb/SB2023061440 · Note