Bulletins | CERT@VDE

Siemens SIMATIC PCS 7, SIMATIC WinCC, and SIMATIC NET PC (Update C)

Title

Siemens SIMATIC PCS 7, SIMATIC WinCC, and SIMATIC NET PC (Update C)

Published

May 12, 2020, 4:20 p.m.

URL

https://www.us-cert.gov/ics/advisories/icsa-20-042-06

Summary

This updated advisory is a follow-up to the advisory update titled 20-042-06 Siemens SIMATIC PCS 7, SIMATIC WinCC, and SIMATIC NET PC that (Update B) was published April 14, 2020, to the ICS webpage on us-cert.gov. This advisory contains mitigations for an incorrect calculation of buffer size vulnerability in some ...

Siemens SINAMICS (Update C)

Title

Siemens SINAMICS (Update C)

Published

May 12, 2020, 4:05 p.m.

URL

https://www.us-cert.gov/ics/advisories/icsa-19-227-04

Summary

This updated advisory is a follow-up to the advisory update ICSA-19-227-04 Siemens SINAMICS (Update B) that was published December 10, 2019, to the ICS webpage on us-cert.gov. This updated advisory includes mitigations for a uncontrolled resource consumption vulnerability reported in Siemens SINAMICS products.

Siemens SIPROTEC 5 and DIGSI 5 (Update C)

Title

Siemens SIPROTEC 5 and DIGSI 5 (Update C)

Published

May 12, 2020, 4 p.m.

URL

https://www.us-cert.gov/ics/advisories/icsa-19-190-05

Summary

This updated advisory is a follow-up to the original advisory titled ICSA-19-190-05 Siemens SIPROTEC 5 and DIGSI 5 (Update B) that was published December 10, 2019, to the ICS webpage on us-cert.gov. This advisory includes mitigations for improper input validation vulnerabilities reported in Siemens’ SIPROTEC 5 and DIGSI 5 products.

AA20-133A: Top 10 Routinely Exploited Vulnerabilities

Title

AA20-133A: Top 10 Routinely Exploited Vulnerabilities

Published

May 12, 2020, 3 p.m.

URL

https://www.us-cert.gov/ncas/alerts/aa20-133a

Summary

Original release date: May 12, 2020SummaryThe Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigation (FBI), and the broader U.S. Government are providing this technical guidance to advise IT security professionals at public and private sector organizations to place an increased priority on patching the most commonly known ...

SSB-439005 (Last Update: 2020-05-12): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-...

Title

SSB-439005 (Last Update: 2020-05-12): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP

Published

May 12, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssb-439005.pdf

Summary

SSA-270778 (Last Update: 2020-05-12): Denial-of-Service Vulnerability in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC Software

Title

SSA-270778 (Last Update: 2020-05-12): Denial-of-Service Vulnerability in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC Software

Published

May 12, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-270778.pdf

Summary

A Denial-of-Service vulnerability was found in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC software when encrypted communication is enabled. The vulnerability could allow an attacker with network access to cause a Denial-of-Service condition under certain circumstances (versions prior to SIMATIC WinCC V7.3 or SIMATIC PCS 7 V8.1 are ...

SSA-377115 (Last Update: 2020-05-12): SegmentSmack in Linux IP-Stack based Industrial Devices

Title

SSA-377115 (Last Update: 2020-05-12): SegmentSmack in Linux IP-Stack based Industrial Devices

Published

May 12, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-377115.pdf

Summary

The latest updates for the affected products fix a vulnerability that could allow remote attackers to affect the availability of the devices under certain conditions. The underlying TCP stack can be forced to make very computation expensive calls for every incoming packet which can lead to a Denial-of-Service. Siemens has ...

SSA-352504 (Last Update: 2020-05-12): Urgent/11 TCP/IP Stack Vulnerabilities in Siemens Power Meters

Title

SSA-352504 (Last Update: 2020-05-12): Urgent/11 TCP/IP Stack Vulnerabilities in Siemens Power Meters

Published

May 12, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf

Summary

Siemens low & high voltage power meters are affected by multiple security vulnerabilities due to the underlying Wind River VxWorks network stack. This stack is affected by eleven vulnerabilities known as the "URGENT/11". The vulnerability could allow an attacker to execute a variety of exploits for the purpose of Denial-of-Service ...

SSA-530931 (Last Update: 2020-05-12): Denial-of-Service in Webserver of Industrial Products

Title

SSA-530931 (Last Update: 2020-05-12): Denial-of-Service in Webserver of Industrial Products

Published

May 12, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-530931.pdf

Summary

A vulnerability in the affected products could allow an unauthorized attacker with network access to the webserver of an affected device to perform a denial-of-service attack. Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing further updates and recommends ...

SSA-593272 (Last Update: 2020-05-12): SegmentSmack in Interniche IP-Stack based Industrial Devices

Title

SSA-593272 (Last Update: 2020-05-12): SegmentSmack in Interniche IP-Stack based Industrial Devices

Published

May 12, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-593272.pdf

Summary

A vulnerability exists in affected products that could allow remote attackers to affect the availability of the devices under certain conditions. The underlying TCP stack can be forced to make very computation expensive calls for every incoming packet which can lead to a Denial-of-Service.

SSA-899560 (Last Update: 2020-05-12): Vulnerabilities in SIPROTEC 5 relays and DIGSI 5

Title

SSA-899560 (Last Update: 2020-05-12): Vulnerabilities in SIPROTEC 5 relays and DIGSI 5

Published

May 12, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-899560.pdf

Summary

The SIPROTEC 5 relays and their corresponding engineering software DIGSI 5 are affected by two security vulnerabilities which could allow an attacker to upload or download files to the device or to conduct a Denial-of-Service attack over the network. Siemens has released updates for some affected products, is working on ...

07.05.2020

Advantech WebAccess Node

Title

Advantech WebAccess Node

Published

May 7, 2020, 4 p.m.

URL

https://www.us-cert.gov/ics/advisories/icsa-20-128-01

Summary

This advisory contains mitigations for Improper Validation of Array Index, Relative Path Traversal, SQL Injection, Stack-based Buffer Overflow, Heap-based Buffer Overflow, and Out-of-bounds Read vulnerabilities in Advantech's WebAccess Node HMI platform.

05.05.2020

https://www.us-cert.gov/ics/advisories/ICSA2012601

Fazecast jSerialComm

Title

Fazecast jSerialComm

Published

May 5, 2020, 4:05 p.m.

URL

Summary

This advisory contains mitigations for an uncontrolled search path element vulnerability in Fazecast's jSerialComm, a platform-independend serial communication for Java.

05.05.2020

SAE IT-systems FW-50 Remote Telemetry Unit (RTU)

Title

SAE IT-systems FW-50 Remote Telemetry Unit (RTU)

Published

May 5, 2020, 4 p.m.

URL

https://www.us-cert.gov/ics/advisories/ICSA2012602

Summary

This advisory contains mitigations for Cross-site Scripting and Path Traversal vulnerabilities in the SAE IT-systems FW-50 Remote Telemetry Unit (RTU).

05.05.2020

AA20-126A: APT Groups Target Healthcare and Essential Services

Title

AA20-126A: APT Groups Target Healthcare and Essential Services

Published

May 5, 2020, 2:58 p.m.

URL

https://www.us-cert.gov/ncas/alerts/AA20126A

Summary

Original release date: May 5, 2020SummaryThis is a joint alert from the United States Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA) and the United Kingdom’s National Cyber Security Centre (NCSC). CISA and NCSC continue to see indications that advanced persistent threat (APT) groups are exploiting the ...

April 2020

29.04.2020

AA20-120A: Microsoft Office 365 Security Recommendations

Title

AA20-120A: Microsoft Office 365 Security Recommendations

Published

April 29, 2020, 4:41 p.m.

URL

https://www.us-cert.gov/ncas/alerts/aa20-120a

Summary

Original release date: April 29, 2020SummaryAs organizations adapt or change their enterprise collaboration capabilities to meet “telework” requirements, many organizations are migrating to Microsoft Office 365 (O365) and other cloud collaboration services. Due to the speed of these deployments, organizations may not be fully considering the security configurations of these ...

28.04.2020

https://www.us-cert.gov/ics/advisories/icsa-20-119-01

LCDS LAquis SCADA

Title

LCDS LAquis SCADA

Published

April 28, 2020, 4 p.m.

URL

Summary

This advisory contains mitigations for exposure of sensitive information to an unauthorized actor, and improper input validation vulnerabilities in LCDS's LAquis SCADA software.

23.04.2020

Sierra Wireless AirLink ALEOS (Update B)

Title

Sierra Wireless AirLink ALEOS (Update B)

Published

April 23, 2020, 4 p.m.

URL

https://www.us-cert.gov/ics/advisories/ICSA-19-122-03

Summary

This updated advisory is a follow-up to the original advisory titled ICSA-19-122-03 Sierra Wireless AirLink ALEOS (Update A) that was published August 20, 2019, to the ICS webpage on us-cert.gov. This updated advisory includes mitigations for OS command injection, use of hard-coded credentials, unrestricted upload of file with dangerous type, ...

21.04.2020

Inductive Automation Ignition

Title

Inductive Automation Ignition

Published

April 21, 2020, 4 p.m.

URL

https://www.us-cert.gov/ics/advisories/icsa-20-112-01

Summary

This advisory contains mitigations for an improper access control vulnerability in Inductive Automation's Ignition 8 Gateway web server software.

16.04.2020

AA20-107A: Continued Threat Actor Exploitation Post Pulse Secure VPN Patching

Title

AA20-107A: Continued Threat Actor Exploitation Post Pulse Secure VPN Patching

Published

April 16, 2020, 3:21 p.m.

URL

https://www.us-cert.gov/ncas/alerts/aa20-107a

Summary

Original release date: April 16, 2020 | Last revised: June 30, 2020SummaryNote: This Activity Alert uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques and mitigations. This Alert provides an update to Cybersecurity and Infrastructure Security ...

15.04.2020

AA20-106A: Guidance on the North Korean Cyber Threat

Title

AA20-106A: Guidance on the North Korean Cyber Threat

Published

April 15, 2020, 2:31 p.m.

URL

https://www.us-cert.gov/ncas/alerts/aa20-106a

Summary

Original release date: April 15, 2020 | Last revised: June 23, 2020SummaryThe U.S. Departments of State, the Treasury, and Homeland Security, and the Federal Bureau of Investigation are issuing this advisory as a comprehensive resource on the North Korean cyber threat for the international community, network defenders, and the public. ...

https://www.us-cert.gov/ics/advisories/icsa-20-105-01

Eaton HMiSoft VU3

Title

Eaton HMiSoft VU3

Published

April 14, 2020, 5:05 p.m.

URL

Summary

This advisory contains mitigations for stack-based buffer overflow and out-of-bounds read vulnerabilities in Eaton's HMiSoft VU3 human-machine interface (HMI).

Triangle MicroWorks DNP3 Outstation Libraries

Title

Triangle MicroWorks DNP3 Outstation Libraries

Published

April 14, 2020, 5 p.m.

URL

https://www.us-cert.gov/ics/advisories/icsa-20-105-02

Summary

This advisory contains mitigations for a stack-based buffer overflow vulnerability in Triangle MicroWorks DNP3 components and source code libraries.

Triangle MicroWorks SCADA Data Gateway

Title

Triangle MicroWorks SCADA Data Gateway

Published

April 14, 2020, 4:55 p.m.

URL

https://www.us-cert.gov/ics/advisories/icsa-20-105-03

Summary

This advisory contains mitigations for stack-based buffer overflow, out-of-bounds read, and type confusion vulnerabilities in the Triangle MicroWorks SCADA Data Gateway.