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CVE-2019-13944

Quick assessment

Affected
Siemens AG EN100 Ethernet module DNP3 variant
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 EN100 Ethernet module中存在路径遍历漏洞。该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。以下产品及版本受到影响：使用DNP3 TCP固件变体的EN100 Ethernet module，使用IEC 61850固件变体的EN100 Ethernet module，使用IEC104固件变体的EN100 Ethernet module，使用Modbus TCP固件变体的EN100 Ethernet module，使

AI Predicted 5.3 Difficulty: Trivial EPSS 1.60% · P75

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2019-13944

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in EN100 Ethernet module DNP3 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.37), EN100 Ethernet module IEC104 variant (All versions), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). A vulnerability in the integrated web server of the affected devices could allow unauthorized attackers to obtain sensitive information about the device, including logs and configurations. At the time of advisory publication no public exploitation of this security vulnerability was known.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens EN100 Ethernet module 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens EN100 Ethernet module中存在路径遍历漏洞。该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。以下产品及版本受到影响：使用DNP3 TCP固件变体的EN100 Ethernet module，使用IEC 61850固件变体的EN100 Ethernet module，使用IEC104固件变体的EN100 Ethernet module，使用Modbus TCP固件变体的EN100 Ethernet module，使
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 AG EN100 Ethernet module DNP3 variant All versions -
Siemens AG EN100 Ethernet module IEC 61850 variant All versions < V4.37 -
Siemens AG EN100 Ethernet module IEC104 variant All versions -
Siemens AG EN100 Ethernet module Modbus TCP variant All versions -
Siemens AG EN100 Ethernet module PROFINET IO variant All versions -

II. Public POCs for CVE-2019-13944

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III. Intelligence Information for CVE-2019-13944

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Vendor Advisories for CVE-2019-13944 (2)

Same Patch Batch · Siemens AG · 2019-12-12 · 8 CVEs total

CVE-2019-13927 Siemens Desigo PX 安全漏洞
CVE-2019-13930 Siemens XHQ Operations Intelligence 跨站请求伪造漏洞
CVE-2019-13931 Siemens XHQ Operations Intelligence 跨站脚本漏洞
CVE-2019-13932 Siemens XHQ Operations Intelligence 安全漏洞
CVE-2019-13942 Siemens EN100 Ethernet Module 缓冲区错误漏洞
CVE-2019-13943 Siemens EN100 Ethernet Module 跨站脚本漏洞
CVE-2019-13945 Siemens SIMATIC S7-200和S7-1200 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: EN100 Ethernet module DNP3 variant
Same vendor: Siemens AG
Same weakness: CWE-23

V. Comments for CVE-2019-13944

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