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CVE-2022-34820

Quick assessment

Affected
Siemens SIMATIC CP 1242-7 V2
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 S7-1500 CPU和Siemens SIMATIC S7-1200都是德国西门子（Siemens）公司的产品。Siemens SIMATIC S7-1500 CPU是一款CPU（中央处理器）模块。Siemens SIMATIC S7-1200是一款S7-1200系列PLC（可编程逻辑控制器）。 Siemens SIMATIC 多款产品存在命令注入漏洞，该漏洞源于未正确转义某些用户提供的字段。以下产品及版本受到影响：SIMATIC CP 1242-7 V2版本、SIMAT

CVSS 8.4 · High EPSS 2.22% · P82
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I. Basic Information for CVE-2022-34820

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 CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application does not correctly escape some user provided fields during the authentication process. This could allow an attacker to inject custom commands and execute arbitrary code with elevated privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
多款Siemens SIMATIC产品命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC S7-1500 CPU和Siemens SIMATIC S7-1200都是德国西门子（Siemens）公司的产品。Siemens SIMATIC S7-1500 CPU是一款CPU（中央处理器）模块。Siemens SIMATIC S7-1200是一款S7-1200系列PLC（可编程逻辑控制器）。 Siemens SIMATIC 多款产品存在命令注入漏洞，该漏洞源于未正确转义某些用户提供的字段。以下产品及版本受到影响：SIMATIC CP 1242-7 V2版本、SIMAT
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 CP 1242-7 V2 All versions < V3.3.46 -
Siemens SIMATIC CP 1243-1 All versions < V3.3.46 -
Siemens SIMATIC CP 1243-7 LTE EU All versions < V3.3.46 -
Siemens SIMATIC CP 1243-7 LTE US All versions < V3.3.46 -
Siemens SIMATIC CP 1243-8 IRC All versions < V3.3.46 -
Siemens SIMATIC CP 1542SP-1 IRC All versions >= V2.0 < V2.2.28 -
Siemens SIMATIC CP 1543-1 All versions < V3.0.22 -
Siemens SIMATIC CP 1543SP-1 All versions >= V2.0 < V2.2.28 -
Siemens SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL All versions >= V2.0 < V2.2.28 -
Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC All versions >= V2.0 < V2.2.28 -
Siemens SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL All versions >= V2.0 < V2.2.28 -
Siemens SIPLUS NET CP 1242-7 V2 All versions < V3.3.46 -
Siemens SIPLUS NET CP 1543-1 All versions < V3.0.22 -
Siemens SIPLUS S7-1200 CP 1243-1 All versions < V3.3.46 -
Siemens SIPLUS S7-1200 CP 1243-1 RAIL All versions < V3.3.46 -

II. Public POCs for CVE-2022-34820

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III. Intelligence Information for CVE-2022-34820

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Vendor Advisories for CVE-2022-34820 (1)

Same Patch Batch · Siemens · 2022-07-12 · 41 CVEs total

CVE-2022-34819 10.0 CRITICAL 多款Siemens产品缓冲区错误漏洞
CVE-2022-26649 9.6 CRITICAL 多款Siemens SCALANCE产品安全漏洞
CVE-2022-26647 8.8 HIGH Siemens SCALANCE 安全特征问题特征问题漏洞
CVE-2022-26648 8.2 HIGH Siemens SCALANCE 安全漏洞
CVE-2022-34663 8.0 HIGH Siemens RUGGEDCOM 代码注入漏洞
CVE-2022-34821 7.6 HIGH Siemens SIMATIC 代码注入漏洞
CVE-2022-34464 6.3 MEDIUM Siemens SICAM GridEdge Essential 安全漏洞
CVE-2022-34276 Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞
CVE-2022-34278 Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞
CVE-2022-34275 Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞
CVE-2022-34274 Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞
CVE-2022-34273 Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞
CVE-2022-34272 Siemens PADS Standard/Plus Viewer 缓冲区错误漏洞
CVE-2022-33736 Siemens Opcenter Quality 授权问题漏洞
CVE-2022-33138 Siemens SIMATIC 访问控制错误漏洞
CVE-2022-33137 Siemens SIMATIC 代码问题漏洞
CVE-2022-31257 Siemens Mendix Applications using Mendix 7和Siemens Mendix Applications using Mendix 9 安全漏洞
CVE-2022-30938 Siemens EN100 Ethernet module 缓冲区错误漏洞
CVE-2022-29884 Siemens SICAM A8000 CP-8000 资源管理错误漏洞
CVE-2022-29560 Siemens RUGGEDCOM ROX 系列命令注入漏洞

Showing top 20 of 41 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: SIMATIC CP 1242-7 V2
Same vendor: Siemens
Same weakness: CWE-77

V. Comments for CVE-2022-34820

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