CVE-2023-28829

LOW

SIMATIC NET PC Software <V14-V15, PCS 7 <V8.2-V9.1, WinCC <V8.0 - I...

Title source: llm
STIX 2.1

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.

References (1)

Core 1

Scores

CVSS v3 3.9
EPSS 0.0011
EPSS Percentile 28.2%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-477
Status published
Products (7)
siemens/simatic_net_pc_software 14.0
siemens/simatic_net_pc_software 15.0
siemens/simatic_pcs_7 8.2
siemens/simatic_pcs_7 9.0
siemens/simatic_pcs_7 9.1
siemens/simatic_wincc < 8.0
siemens/sinaut_st7sc
Published Jun 13, 2023
Tracked Since Feb 18, 2026