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CVE-2022-26334

Quick assessment

Affected
Siemens SCALANCE X302-7 EEC (230V)
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 SCALANCE是德国西门子（Siemens）公司的一系列以太网交换机。可连接到工业控制系统 (ICS) 设备，包括可编程逻辑控制器 (PLC) 和人机界面 (HMI) 系统。 多款 Siemens 产品存在安全漏洞，该漏洞源于受影响的设备未正确验证传入 HTTP 请求的 GET 参数 XNo。这可能允许未经身份验证的远程攻击者使受影响的设备崩溃。

AI Predicted 7.5 Difficulty: Easy EPSS 1.39% · P71

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-26334

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X302-7 EEC (24V, coated), SCALANCE X302-7 EEC (2x 230V), SCALANCE X302-7 EEC (2x 230V, coated), SCALANCE X302-7 EEC (2x 24V), SCALANCE X302-7 EEC (2x 24V, coated), SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC (230V), SCALANCE X307-2 EEC (230V, coated), SCALANCE X307-2 EEC (24V), SCALANCE X307-2 EEC (24V, coated), SCALANCE X307-2 EEC (2x 230V), SCALANCE X307-2 EEC (2x 230V, coated), SCALANCE X307-2 EEC (2x 24V), SCALANCE X307-2 EEC (2x 24V, coated), SCALANCE X307-3, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310, SCALANCE X310FE, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M TS (24V), SCALANCE XR324-12M TS (24V), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M PoE (230V, ports on front), SCALANCE XR324-4M PoE (230V, ports on rear), SCALANCE XR324-4M PoE (24V, ports on front), SCALANCE XR324-4M PoE (24V, ports on rear), SCALANCE XR324-4M PoE TS (24V, ports on front), SIPLUS NET SCALANCE X308-2. Affected devices do not properly validate the GET parameter XNo of incoming HTTP requests. This could allow an unauthenticated remote attacker to crash affected devices.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SCALANCE安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SCALANCE是德国西门子（Siemens）公司的一系列以太网交换机。可连接到工业控制系统 (ICS) 设备，包括可编程逻辑控制器 (PLC) 和人机界面 (HMI) 系统。 多款 Siemens 产品存在安全漏洞，该漏洞源于受影响的设备未正确验证传入 HTTP 请求的 GET 参数 XNo。这可能允许未经身份验证的远程攻击者使受影响的设备崩溃。
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 SCALANCE X302-7 EEC (230V) All versions < V4.1.4 -
Siemens SCALANCE X302-7 EEC (230V, coated) All versions < V4.1.4 -
Siemens SCALANCE X302-7 EEC (24V) All versions < V4.1.4 -
Siemens SCALANCE X302-7 EEC (24V, coated) All versions < V4.1.4 -
Siemens SCALANCE X302-7 EEC (2x 230V) All versions < V4.1.4 -
Siemens SCALANCE X302-7 EEC (2x 230V, coated) All versions < V4.1.4 -
Siemens SCALANCE X302-7 EEC (2x 24V) All versions < V4.1.4 -
Siemens SCALANCE X302-7 EEC (2x 24V, coated) All versions < V4.1.4 -
Siemens SCALANCE X304-2FE All versions < V4.1.4 -
Siemens SCALANCE X306-1LD FE All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (230V) All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (230V, coated) All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (24V) All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (24V, coated) All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (2x 230V) All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (2x 230V, coated) All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (2x 24V) All versions < V4.1.4 -
Siemens SCALANCE X307-2 EEC (2x 24V, coated) All versions < V4.1.4 -
Siemens SCALANCE X307-3 All versions < V4.1.4 -
Siemens SCALANCE X307-3 All versions < V4.1.4 -
Siemens SCALANCE X307-3LD All versions < V4.1.4 -
Siemens SCALANCE X307-3LD All versions < V4.1.4 -
Siemens SCALANCE X308-2 All versions < V4.1.4 -
Siemens SCALANCE X308-2 All versions < V4.1.4 -
Siemens SCALANCE X308-2LD All versions < V4.1.4 -
Siemens SCALANCE X308-2LD All versions < V4.1.4 -
Siemens SCALANCE X308-2LH All versions < V4.1.4 -
Siemens SCALANCE X308-2LH All versions < V4.1.4 -
Siemens SCALANCE X308-2LH+ All versions < V4.1.4 -
Siemens SCALANCE X308-2LH+ All versions < V4.1.4 -

II. Public POCs for CVE-2022-26334

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III. Intelligence Information for CVE-2022-26334

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Vendor Advisories for CVE-2022-26334 (1)

Same Patch Batch · Siemens · 2022-04-12 · 25 CVEs total

CVE-2021-40368 7.5 HIGH Siemens SIMATIC S7-400 缓冲区错误漏洞
CVE-2022-25622 5.3 MEDIUM 多款Siemens SIMATIC产品资源管理错误漏洞
CVE-2022-28663 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2022-28662 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2022-28661 Siemens Simcenter Femap 缓冲区错误漏洞
CVE-2022-28329 Siemens SCALANCE输入验证错误漏洞
CVE-2022-28328 Siemens SCALANCE 输入验证错误漏洞
CVE-2022-27481 Siemens SCALANCE竞争条件问题漏洞
CVE-2022-27480 Siemens SICAM 访问控制错误漏洞
CVE-2022-27241 Siemens Mendix 信息泄露漏洞
CVE-2022-27194 多款Siemens SIMATIC 产品 资源管理错误漏洞
CVE-2022-26380 多款 Siemens 产品缓冲区错误漏洞
CVE-2022-26335 多款 Siemens 产品安全漏洞
CVE-2022-25756 多款 Siemens 产品跨站脚本漏洞
CVE-2022-25755 Siemens SCALANCE 安全漏洞
CVE-2022-25754 多款 Siemens 产品跨站请求伪造漏洞
CVE-2022-25753 多款 Siemens 产品 缓冲区错误漏洞
CVE-2022-25752 多款 Siemens 产品安全特征问题漏洞
CVE-2022-25751 多款 Siemens 产品输入验证错误漏洞
CVE-2022-25650 Siemens Mendix 安全漏洞

Showing top 20 of 25 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: SCALANCE X302-7 EEC (230V)
Same vendor: Siemens
Same weakness: CWE-120

V. Comments for CVE-2022-26334

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