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    Rewterz Threat Advisory – CVE-2019-6575 – Siemens Industrial Products with OPC UA Denial of Service Vulnerability

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    March 19, 2023
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    Rewterz Threat Advisory – CVE-2022-42436 – IBM MQ Vulnerability
    Severity Medium Analysis Summary CVE-2022-42436 IBM MQ Managed File Transfer could allow a local user to obtain sensitive information from diagnostic files. Impact Indicators Of Compromise […]
    March 19, 2023
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    Rewterz Threat Advisory – ICS: Rockwell Automation Modbus TCP AOI Server Vulnerability
    Severity Medium Analysis Summary CVE-2023-0027 Rockwell Automation Modbus TCP AOI Server could allow a remote attacker to obtain sensitive information. By sending a malformed message, an […]
    March 17, 2023
    March 17, 2023
    Rewterz Threat Advisory – ICS: Multiple Schneider Electric IGSS Vulnerabilities
    Severity High Analysis Summary CVE-2023-27984 CVSS:7.8 Schneider Electric IGSS could allow a remote attacker to execute arbitrary code on the system, caused by improper input validation […]

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    Rewterz Threat Advisory – CVE-2019-6575 – Siemens Industrial Products with OPC UA Denial of Service Vulnerability

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    • Managed Security Monitoring
    • Remote SOC
    • Onsite SOC
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    Managed Penetration Testing

    Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.

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    March 19, 2023
    March 19, 2023
    Rewterz Threat Advisory – CVE-2022-42436 – IBM MQ Vulnerability
    Severity Medium Analysis Summary CVE-2022-42436 IBM MQ Managed File Transfer could allow a local user to obtain sensitive information from diagnostic files. Impact Indicators Of Compromise […]
    March 19, 2023
    March 19, 2023
    Rewterz Threat Advisory – ICS: Rockwell Automation Modbus TCP AOI Server Vulnerability
    Severity Medium Analysis Summary CVE-2023-0027 Rockwell Automation Modbus TCP AOI Server could allow a remote attacker to obtain sensitive information. By sending a malformed message, an […]
    March 17, 2023
    March 17, 2023
    Rewterz Threat Advisory – ICS: Multiple Schneider Electric IGSS Vulnerabilities
    Severity High Analysis Summary CVE-2023-27984 CVSS:7.8 Schneider Electric IGSS could allow a remote attacker to execute arbitrary code on the system, caused by improper input validation […]

    Threat Insights

    16
    pdf-file (1)
    Annual Threat Intelligence Report 2022
    • Threat Advisories
    • Monthly Threat Insights
    • Threat Intelligence Reports
  • Why Rewterz?

    About Us

    Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.

    Read More

    play_btn_Smallplay_btn_hover_Small
    leadership

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    Our leadership team brings together years of knowledge and experience in cybersecurity to drive our company's mission and vision. Our team is passionate about delivering high-quality products and services, leading by example and assisting our clients in securing their organization’s environment.
    help

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    At Rewterz, we believe that businesses have a responsibility to impact positively and contribute to the well-being of our communities as well as the planet. That's why we are committed to operating in a socially responsible and sustainable way.

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Rewterz
Rewterz Threat Advisory – CVE-2019-6579 – Siemens Spectrum Power 4.7 Command Injection Vulnerability
April 12, 2019
Rewterz
Rewterz Threat Advisory – Siemens SINEMA Remote Connect Multiple Privilege Escalation Vulnerabilities
April 12, 2019

Rewterz Threat Advisory – CVE-2019-6575 – Siemens Industrial Products with OPC UA Denial of Service Vulnerability

April 12, 2019

Severity

Medium

Analysis Summary

Specially crafted network packets sent to affected devices on Port 4840/TCP could allow an unauthenticated remote attacker to cause a denial-of-service condition in the OPC communication or crash the device.

An attacker with network access to the affected systems could exploit the vulnerability.

Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the OPC communication.

Impact

  • Uncaught Exception
  • Denial of Service

Affected Vendors

Siemens

Affected Products

  • SIMATIC
  • SINEC-NMS
  • SINEMA
  • SINEMURIK Industrial Control Products with OPC UA
  • SIMATIC CP443-1 OPC UA
  • all versions
  • SIMATIC ET200 Open Controller CPU 1515SP PC2
  • SIMATIC IPC DiagMonitor
  • SIMATIC NET PC Software
  • SIMATIC RF188C
  • SIMATIC RF600R
  • SIMATIC S7-1500 CPU Family
  • v2.5 and prior
  • SIMATIC S7-1500 Software Controller
  • SIMATIC WinCC OA
  • all versions prior to v3.15-P018
  • SIMATIC WinCC Runtime Advanced
  • SIMATIC WinCC Runtime Comfort
  • SIMATIC WinCC Runtime HSP Comfort
  • SIMATIC WinCC Runtime Mobile
  • SINEMA Server
  • SINUMERIK OPC UA Server
  • all versions prior to v2.1
  • TeleControl Server Basic
  • all versions

Remediation

Siemens currently has updates for the following products:

SIMATIC WinCC OA: Update to v3.15-P018
https://www.winccoa.com/news/detail/new-patch-p018-available-for-315.html

SINUMERIK OPC UA Server: Update to v2.1 or newer
https://support.industry.siemens.com/cs/ww/en/view/109746207

Platform

  • Rewterz XDR
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Managed Security Services

  • Managed Security Monitoring
  • Remote SOC
  • Onsite SOC
  • Hybrid SOC

Assess

  • Compromise Assessment
  • APT Assessment
  • Penetration Testing
  • Architecture Design & Review
  • Red Team Assessment
  • Purple Team Assessment
  • Social Engineering
  • Source Code Review

Transform

  • SOC Consultancy
  • SOC Maturity Assessment
  • SOC Model Evaluation
  • SOC Gap Analysis
  • SIEM Gap Analysis
  • SIEM Optimization
  • SOC Content Pack

Train

  • Simulated Cyber Attack Exercise
  • Tabletop Exercise
  • Security Awareness and Training

Respond

  • Incident Analysis
  • Incident Response

Threat Insights

  • Threat Advisories
  • Monthly Threat Insights
  • Threat Intelligence Reports

Resources

  • Blog
  • Press Releases

Connect With Us

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  • Careers
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