Bulletins | CERT@VDE

SSA-349422 (Last Update: 2020-08-11): Denial-of-Service in Industrial Real-Time (IRT) Devices

Title

SSA-349422 (Last Update: 2020-08-11): Denial-of-Service in Industrial Real-Time (IRT) Devices

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-349422.pdf

Summary

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

SSA-346262 (Last Update: 2020-08-11): Denial-of-Service in Industrial Products

Title

SSA-346262 (Last Update: 2020-08-11): Denial-of-Service in Industrial Products

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-346262.pdf

Summary

Several industrial products are affected by a vulnerability that could allow remote attackers to conduct a Denial-of-Service (DoS) attack by sending specially crafted packets to port 161/udp (SNMP). Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing further updates ...

SSA-388646 (Last Update: 2020-08-11): Local Privilege Escalation in Automation License Manager

Title

SSA-388646 (Last Update: 2020-08-11): Local Privilege Escalation in Automation License Manager

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-388646.pdf

Summary

The latest update for Automation License Manager (ALM) fixes a vulnerability that could allow local users to locally escalate privileges and modify files that should be protected against writing. Siemens has released an update for ALM 6 and recommends that customers update to the latest version. Siemens recommends specific countermeasures ...

SSA-841348 (Last Update: 2020-08-11): Multiple Vulnerabilities in the UMC Stack

Title

SSA-841348 (Last Update: 2020-08-11): Multiple Vulnerabilities in the UMC Stack

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-841348.pdf

Summary

The latest update for the below listed products fixes two security vulnerabilities that could allow an attacker to cause a partial Denial-of-Service on the UMC component of the affected devices under certain circumstances, and one vulnerability that could allow an attacker to locally escalate privileges from a user with administrative ...

SSA-712518 (Last Update: 2020-08-11): Information Disclosure Vulnerability (Kr00k) in Industrial Wi-Fi Products

Title

SSA-712518 (Last Update: 2020-08-11): Information Disclosure Vulnerability (Kr00k) in Industrial Wi-Fi Products

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-712518.pdf

Summary

An information disclosure vulnerability (CVE-2019-15126, also known as Kr00k) could allow an attacker to read a discrete set of traffic over the air after a Wi-Fi device state change. Siemens is preparing updates and recommends specific countermeasures for products where updates are not, or not yet available.

SSA-591405 (Last Update: 2020-08-11): Web Vulnerabilities in SCALANCE S-600 Family

Title

SSA-591405 (Last Update: 2020-08-11): Web Vulnerabilities in SCALANCE S-600 Family

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-591405.pdf

Summary

The firmware for SCALANCE S-600 family devices contains multiple web vulnerabilities. The vulnerabilities could allow an remote attacker to conduct Denial-of-Service attacks or perform Cross-Site Scripting attacks. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

SSA-535640 (Last Update: 2020-08-11): Vulnerability in Industrial Products

Title

SSA-535640 (Last Update: 2020-08-11): Vulnerability in Industrial Products

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-535640.pdf

Summary

Various industrial products use the Discovery Service of the OPC UA protocol stack by the OPC foundation https://github.com/OPCFoundation/UA-.NETStandard and could therefore be affected by the remote resource consumption attacks (CVE-2017-12069).

SSA-978220 (Last Update: 2020-08-11): Denial-of-Service Vulnerability over SNMP in Multiple Industrial Products

Title

SSA-978220 (Last Update: 2020-08-11): Denial-of-Service Vulnerability over SNMP in Multiple Industrial Products

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-978220.pdf

Summary

Several industrial products are affected by a vulnerability that could allow remote attackers to conduct a Denial-of-Service (DoS) attack by sending specially crafted packets to port 161/udp (SNMP). Siemens has released updates for several affected products and recommends to update to the new versions. Siemens is preparing further updates and ...

SSA-480230 (Last Update: 2020-08-11): Denial-of-Service in Webserver of Industrial Products

Title

SSA-480230 (Last Update: 2020-08-11): Denial-of-Service in Webserver of Industrial Products

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-480230.pdf

Summary

A vulnerability in the affected devices 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 to update to the new versions. Siemens is preparing further updates and recommends specific ...

SSA-809841 (Last Update: 2020-08-11): Buffer Overflow Vulnerability in Third-Party Component pppd

Title

SSA-809841 (Last Update: 2020-08-11): Buffer Overflow Vulnerability in Third-Party Component pppd

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-809841.pdf

Summary

The latest update for SCALANCE M-800 / S615 and RUGGEDCOM RM1224 devices fixes a buffer overflow vulnerability in the third party component pppd that could allow an attacker with network access to an affected device to execute custom code on the device. Siemens has released updates for affected devices and ...

SSA-102233 (Last Update: 2020-08-11): SegmentSmack in VxWorks-based Industrial Devices

Title

SSA-102233 (Last Update: 2020-08-11): SegmentSmack in VxWorks-based Industrial Devices

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-102233.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 is ...

SSA-473245 (Last Update: 2020-08-11): Denial-of-Service Vulnerability in Profinet Devices

Title

SSA-473245 (Last Update: 2020-08-11): Denial-of-Service Vulnerability in Profinet Devices

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-473245.pdf

Summary

A vulnerability in affected devices could allow an attacker to perform a denial-of-service attack if a large amount of specially crafted UDP packets are sent to the device. Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing further updates ...

SSA-293562 (Last Update: 2020-08-11): Vulnerabilities in Industrial Products

Title

SSA-293562 (Last Update: 2020-08-11): Vulnerabilities in Industrial Products

Published

Aug. 11, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-293562.pdf

Summary

Several industrial devices are affected by two vulnerabilities that could allow an attacker to cause a Denial-of-Service condition via PROFINET DCP network packets under certain circumstances. The precondition for this scenario is a direct layer 2 access to the affected products. PROFIBUS interfaces are not affected. Siemens has released updates ...

July 2020

SSA-270778 (Last Update: 2020-07-14): Denial-of-Service Vulnerability in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC Software

Title

SSA-270778 (Last Update: 2020-07-14): Denial-of-Service Vulnerability in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC Software

Published

July 14, 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-473245 (Last Update: 2020-07-14): Denial-of-Service Vulnerability in Profinet Devices

Title

SSA-473245 (Last Update: 2020-07-14): Denial-of-Service Vulnerability in Profinet Devices

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-473245.pdf

Summary

SSA-398519 (Last Update: 2020-07-14): Vulnerabilities in Intel CPUs (November 2019)

Title

SSA-398519 (Last Update: 2020-07-14): Vulnerabilities in Intel CPUs (November 2019)

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-398519.pdf

Summary

Intel has published information on vulnerabilities in Intel products in November 2019. In this advisory Siemens only explicitly mentions the vulnerabilities from the “Intel® CPU Security Advisory” and one vulnerability from “Intel® CSME, Intel® SPS, Intel® TXE, Intel® AMT, Intel® PTT and Intel® DAL Advisory” and lists the Siemens IPC ...

SSA-364335 (Last Update: 2020-07-14): Clear Text Transmission Vulnerability on SIMATIC HMI Panels

Title

SSA-364335 (Last Update: 2020-07-14): Clear Text Transmission Vulnerability on SIMATIC HMI Panels

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-364335.pdf

Summary

A clear text transmission vulnerability in SIMATIC HMI panels could allow an attacker to access sensitive information under certain circumstances. Siemens recommends specific countermeasures to mitigate this vulnerability.

SSA-346262 (Last Update: 2020-07-14): Denial-of-Service in Industrial Products

Title

SSA-346262 (Last Update: 2020-07-14): Denial-of-Service in Industrial Products

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-346262.pdf

Summary

SSA-312271 (Last Update: 2020-07-14): Unquoted Search Path Vulnerabilities in Windows-based Industrial Software Applications

Title

SSA-312271 (Last Update: 2020-07-14): Unquoted Search Path Vulnerabilities in Windows-based Industrial Software Applications

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-312271.pdf

Summary

The latest update for affected products fix local privilege escalation vulnerabilities that could allow authorized local users with administrative privileges to execute custom code with SYSTEM level privileges. Siemens has released updates for some of the affected products, and is working on further updates. For the remaining affected products, Siemens ...

SSA-305120 (Last Update: 2020-07-14): Vulnerabilities in SICAM MMU, SICAM T and SICAM SGU

Title

SSA-305120 (Last Update: 2020-07-14): Vulnerabilities in SICAM MMU, SICAM T and SICAM SGU

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-305120.pdf

Summary

SICAM MMU, SICAM T and the discontinued SICAM SGU devices are affected by multiple security vulnerabilities which could allow an attacker to perform a variety of attacks. This may include unauthenticated firmware installation, remote code execution and leakage of confidential data like passwords. Siemens has released updates to introduce authentication ...

SSA-293562 (Last Update: 2020-07-14): Vulnerabilities in Industrial Products

Title

SSA-293562 (Last Update: 2020-07-14): Vulnerabilities in Industrial Products

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-293562.pdf

Summary

SSA-686531 (Last Update: 2020-07-14): Hardware based manufacturing access on S7-1200 and S7-200 SMART

Title

SSA-686531 (Last Update: 2020-07-14): Hardware based manufacturing access on S7-1200 and S7-200 SMART

Published

July 14, 2020, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-686531.pdf

Summary

There is an access mode used during manufacturing of SIMATIC S7-1200 and S7-200 SMART CPUs that allows additional diagnostic functionality. Using this functionality requires physical access to the CPU during boot process. If additional protection from unauthorized use is needed Siemens provides specific countermeasures via an update of the device ...

SSB-439005 (Last Update: 2020-07-14): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-...

Title

SSB-439005 (Last Update: 2020-07-14): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP

Published

July 14, 2020, 2 a.m.

URL

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

Summary