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CVE-2023-32735

Quick assessment

Affected
Siemens SIMATIC STEP 7 Safety V16
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Siemens SIMATIC WinCC和Siemens SIMATIC STEP都是德国西门子（Siemens）公司的产品。Siemens SIMATIC WinCC是一套自动化的数据采集与监控（SCADA）系统。Siemens SIMATIC STEP是用于配置和编程 SIMATIC 控制器的综合工程工具。 Siemens SIMATIC WinCC和SIMATIC STEP存在代码问题漏洞，该漏洞源于受影响的应用程序在反序列化硬件配置文件时未正确限制 .NET BinaryFormatter。这可

CVSS 6.5 · Medium EPSS 0.21% · P10
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I. Basic Information for CVE-2023-32735

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SIMATIC STEP 7 Safety V16 (All versions < V16 Update 7), SIMATIC STEP 7 Safety V17 (All versions < V17 Update 7), SIMATIC STEP 7 Safety V18 (All versions < V18 Update 2), SIMATIC STEP 7 V16 (All versions < V16 Update 7), SIMATIC STEP 7 V17 (All versions < V17 Update 7), SIMATIC STEP 7 V18 (All versions < V18 Update 2), SIMATIC WinCC Unified V16 (All versions < V16 Update 7), SIMATIC WinCC Unified V17 (All versions < V17 Update 7), SIMATIC WinCC Unified V18 (All versions < V18 Update 2), SIMATIC WinCC V16 (All versions < V16.7), SIMATIC WinCC V17 (All versions < V17.7), SIMATIC WinCC V18 (All versions < V18 Update 2), SIMOCODE ES V16 (All versions < V16 Update 7), SIMOCODE ES V17 (All versions < V17 Update 7), SIMOCODE ES V18 (All versions < V18 Update 2), SIMOTION SCOUT TIA V5.4 SP1 (All versions), SIMOTION SCOUT TIA V5.4 SP3 (All versions), SIMOTION SCOUT TIA V5.5 SP1 (All versions), SINAMICS Startdrive V16 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SIRIUS Safety ES V17 (All versions < V17 Update 7), SIRIUS Safety ES V18 (All versions < V18 Update 2), SIRIUS Soft Starter ES V17 (All versions < V17 Update 7), SIRIUS Soft Starter ES V18 (All versions < V18 Update 2), Soft Starter ES V16 (All versions < V16 Update 7), TIA Portal Cloud V3.0 (All versions < V18 Update 2). Affected applications do not properly restrict the .NET BinaryFormatter when deserializing hardware configuration profiles. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application. This is the same issue that exists for .NET BinaryFormatter https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2300.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SIMATIC WinCC和SIMATIC STEP 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC WinCC和Siemens SIMATIC STEP都是德国西门子（Siemens）公司的产品。Siemens SIMATIC WinCC是一套自动化的数据采集与监控（SCADA）系统。Siemens SIMATIC STEP是用于配置和编程 SIMATIC 控制器的综合工程工具。 Siemens SIMATIC WinCC和SIMATIC STEP存在代码问题漏洞，该漏洞源于受影响的应用程序在反序列化硬件配置文件时未正确限制 .NET BinaryFormatter。这可
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Siemens SIMATIC STEP 7 Safety V16 0 ~ V16 Update 7 -
Siemens SIMATIC STEP 7 Safety V17 0 ~ V17 Update 7 -
Siemens SIMATIC STEP 7 Safety V18 0 ~ V18 Update 2 -
Siemens SIMATIC STEP 7 V16 0 ~ V16 Update 7 -
Siemens SIMATIC STEP 7 V17 0 ~ V17 Update 7 -
Siemens SIMATIC STEP 7 V18 0 ~ V18 Update 2 -
Siemens SIMATIC WinCC Unified V16 0 ~ V16 Update 7 -
Siemens SIMATIC WinCC Unified V17 0 ~ V17 Update 7 -
Siemens SIMATIC WinCC Unified V18 0 ~ V18 Update 2 -
Siemens SIMATIC WinCC V16 0 ~ V16.7 -
Siemens SIMATIC WinCC V17 0 ~ V17.7 -
Siemens SIMATIC WinCC V18 0 ~ V18 Update 2 -
Siemens SIMOCODE ES V16 0 ~ V16 Update 7 -
Siemens SIMOCODE ES V17 0 ~ V17 Update 7 -
Siemens SIMOCODE ES V18 0 ~ V18 Update 2 -
Siemens SIMOTION SCOUT TIA V5.4 SP1 0 ~ * -
Siemens SIMOTION SCOUT TIA V5.4 SP3 0 ~ * -
Siemens SIMOTION SCOUT TIA V5.5 SP1 0 ~ * -
Siemens SINAMICS Startdrive V16 0 ~ * -
Siemens SINAMICS Startdrive V17 0 ~ * -
Siemens SINAMICS Startdrive V18 0 ~ * -
Siemens SIRIUS Safety ES V17 0 ~ V17 Update 7 -
Siemens SIRIUS Safety ES V18 0 ~ V18 Update 2 -
Siemens SIRIUS Soft Starter ES V17 0 ~ V17 Update 7 -
Siemens SIRIUS Soft Starter ES V18 0 ~ V18 Update 2 -
Siemens Soft Starter ES V16 0 ~ V16 Update 7 -
Siemens TIA Portal Cloud V3.0 0 ~ V18 Update 2 -

II. Public POCs for CVE-2023-32735

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III. Intelligence Information for CVE-2023-32735

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Vendor Advisories for CVE-2023-32735 (1)

Same Patch Batch · Siemens · 2024-07-09 · 33 CVEs total

CVE-2024-39872 9.6 CRITICAL Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2024-39570 8.8 HIGH Siemens SINEMA Remote Connect Server 命令注入漏洞
CVE-2024-39571 8.8 HIGH Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2024-39675 8.8 HIGH Siemens 多款产品安全漏洞
CVE-2024-39865 8.8 HIGH Siemens SINEMA Remote Connect Server 代码问题漏洞
CVE-2024-39866 8.8 HIGH Siemens SINEMA Remote Connect 安全漏洞
CVE-2022-45147 7.8 HIGH Siemens SIMATIC PCS和SIMATIC STEP 代码问题漏洞
CVE-2024-37997 7.8 HIGH Siemens JT Open Toolkit 安全漏洞
CVE-2024-39567 7.8 HIGH Siemens SINEMA Remote Connect 命令注入漏洞
CVE-2024-39568 7.8 HIGH Siemens SINEMA Remote Connect 命令注入漏洞
CVE-2024-33654 7.8 HIGH Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2024-33653 7.8 HIGH Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2024-32056 7.8 HIGH Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2024-39867 7.6 HIGH Siemens SINEMA Remote Connect 安全漏洞
CVE-2024-39868 7.6 HIGH Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2024-39873 7.5 HIGH Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2024-39888 7.5 HIGH Siemens Mendix 安全漏洞
CVE-2024-39874 7.5 HIGH Siemens SINEMA Remote Connect 安全漏洞
CVE-2023-52237 7.5 HIGH Siemens 多款产品信息泄露漏洞
CVE-2024-39569 6.6 MEDIUM Siemens SINEMA Remote Connect Client 命令注入漏洞

Showing top 20 of 33 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same vendor: Siemens
Same weakness: CWE-502

V. Comments for CVE-2023-32735

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