Bulletins | CERT@VDE

SSA-750824 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in Profinet Devices

Title

SSA-750824 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in Profinet Devices

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-750824.pdf

Summary

SIMATIC S7-1500 CPU family devices are affected by a vulnerability that could allow an attacker to perform a Denial-of-Service attack if specially crafted UDP packets are sent to the device. Siemens has released updates for several affected products, is working on updates for the remaining affected products and recommends specific ...

SSA-974843 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in SIPROTEC 4 and SIPROTEC Compact Relay Families

Title

SSA-974843 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in SIPROTEC 4 and SIPROTEC Compact Relay Families

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-974843.pdf

Summary

The SIPROTEC 4 and SIPROTEC Compact devices are affected by a security vulnerability which could allow an attacker to conduct a Denial-of-Service attack over the network when equipped with EN100 Ethernet communication modules. Siemens recommends specific countermeasures to mitigate the issue.

SSA-473245 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in Profinet Devices

Title

SSA-473245 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in Profinet Devices

Published

Feb. 11, 2020, 1 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-398519 (Last Update: 2020-02-11): Vulnerabilities in Intel CPUs (November 2019)

Title

SSA-398519 (Last Update: 2020-02-11): Vulnerabilities in Intel CPUs (November 2019)

Published

Feb. 11, 2020, 1 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-462066 (Last Update: 2020-02-11): Vulnerability known as TCP SACK PANIC in Industrial Products

Title

SSA-462066 (Last Update: 2020-02-11): Vulnerability known as TCP SACK PANIC in Industrial Products

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-462066.pdf

Summary

Multiple industrial products are affected by a vulnerability in the kernel known as TCP SACK PANIC. The vulnerability could allow a remote attacker to cause a denial of service condition. Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing ...

SSA-780073 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in PROFINET Devices via DCE-RPC Packets

Title

SSA-780073 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in PROFINET Devices via DCE-RPC Packets

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-780073.pdf

Summary

Products that include the Siemens PROFINET-IO (PNIO) stack in versions prior V06.00 are potentially affected by a denial-of-service vulnerability when multiple legitimate diagnostic package requests are sent to the DCE-RPC interface. Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is ...

SSA-349422 (Last Update: 2020-02-11): Denial-of-Service in Industrial Real-Time (IRT) Devices

Title

SSA-349422 (Last Update: 2020-02-11): Denial-of-Service in Industrial Real-Time (IRT) Devices

Published

Feb. 11, 2020, 1 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 ...

SSB-439005 (Last Update: 2020-02-11): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-...

Title

SSB-439005 (Last Update: 2020-02-11): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP

Published

Feb. 11, 2020, 1 a.m.

URL

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

Summary

SSA-978220 (Last Update: 2020-02-11): Denial-of-Service Vulnerability over SNMP in Multiple Industrial Products

Title

SSA-978220 (Last Update: 2020-02-11): Denial-of-Service Vulnerability over SNMP in Multiple Industrial Products

Published

Feb. 11, 2020, 1 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 that customers update to the new version. Siemens is preparing further updates ...

SSA-431678 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in SIMATIC S7 CPU Families

Title

SSA-431678 (Last Update: 2020-02-11): Denial-of-Service Vulnerability in SIMATIC S7 CPU Families

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-431678.pdf

Summary

S7-300/S7-400 and S7-1200 CPU families are affected by a vulnerability that could allow remote attackers to perform a Denial-of-Service attack by sending a specially crafted HTTP request to the web server of an affected device. Siemens has released updates for several affected products, is working on updates for the remaining ...

SSA-986695 (Last Update: 2020-02-11): Information Disclosure Vulnerability in the OZW Web Server

Title

SSA-986695 (Last Update: 2020-02-11): Information Disclosure Vulnerability in the OZW Web Server

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-986695.pdf

Summary

OZW672 and OZW772 Web Server versions < 10.00 contain a vulnerability that could allow unauthenticated users to access project files under certain conditions. Siemens has released Version 10.00 that fixes the vulnerability and recommends to update all web servers.

SSA-978558 (Last Update: 2020-02-11): Insufficient Logging Vulnerability in SIPORT MP

Title

SSA-978558 (Last Update: 2020-02-11): Insufficient Logging Vulnerability in SIPORT MP

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-978558.pdf

Summary

SIPORT MP version 3.1.4 fixes a vulnerability that allowed to create special accounts ("service users") which could enable an authenticated attacker to perform actions that are invisible to other users of the system. Siemens recommends customers to apply the update. For older versions, a hotfix and a tool are available ...

SSA-480230 (Last Update: 2020-02-11): Denial-of-Service in Webserver of Industrial Products

Title

SSA-480230 (Last Update: 2020-02-11): Denial-of-Service in Webserver of Industrial Products

Published

Feb. 11, 2020, 1 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 that customers update to the new version. Siemens is preparing further updates and recommends ...

SSA-951513 (Last Update: 2020-02-11): Clickjacking Vulnerability in SCALANCE X-300, X-200IRT, and X-200 Switch Families

Title

SSA-951513 (Last Update: 2020-02-11): Clickjacking Vulnerability in SCALANCE X-300, X-200IRT, and X-200 Switch Families

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-951513.pdf

Summary

Several SCALANCE X switches contain a vulnerability that could allow an attacker to perform administrative actions if the victim is tricked into clicking on a website controlled by the attacker. The attack only works if the victim has an authenticated session on the administrative interface of the switch. Siemens has ...

SSA-616472 (Last Update: 2020-02-11): ZombieLoad and Microarchitectural Data Sampling Vulnerabilities in Industrial Products

Title

SSA-616472 (Last Update: 2020-02-11): ZombieLoad and Microarchitectural Data Sampling Vulnerabilities in Industrial Products

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-616472.pdf

Summary

Security researchers published information on vulnerabilities known as ZombieLoad and Microarchitectural Data Sampling (MDS). These vulnerabilities affect many modern processors from different vendors to a varying degree. Several Siemens Industrial Products contain processors that are affected by the vulnerabilities.

SSA-591405 (Last Update: 2020-02-11): Web Vulnerabilities in SCALANCE S-600 family

Title

SSA-591405 (Last Update: 2020-02-11): Web Vulnerabilities in SCALANCE S-600 family

Published

Feb. 11, 2020, 1 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 to migrate to SCALANCE SC-600 Industrial Security Appliances.

SSA-940889 (Last Update: 2020-02-11): Vulnerabilities in the embedded FTP server of SIMATIC CP 1543-1

Title

SSA-940889 (Last Update: 2020-02-11): Vulnerabilities in the embedded FTP server of SIMATIC CP 1543-1

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-940889.pdf

Summary

The latest update for SIMATIC CP 1543-1 contains two fixes for vulnerabilities within its embedded ProFTPD FTP server. The more severe of these vulnerabilities could allow for remote code execution and information disclosure without authentication. Siemens has released updates for SIMATIC CP 1543-1 modules.

SSA-273799 (Last Update: 2020-02-11): Vulnerability in SIMATIC products

Title

SSA-273799 (Last Update: 2020-02-11): Vulnerability in SIMATIC products

Published

Feb. 11, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-273799.pdf

Summary

A vulnerability has been identified in several SIMATIC products. The vulnerability could allow an attacker in a Man-in-the-Middle position to modify network traffic exchanged on port 102/tcp to PLCs of the SIMATIC S7-1200, SIMATIC S7-1500 and SIMATIC SoftwareController CPU families. Siemens has released updates for several affected products, and recommends ...

SSA-240718 (Last Update: 2020-02-10): Insecure storage of HTTPS CA certificate in SIMATIC S7-1200 V2.x

Title

SSA-240718 (Last Update: 2020-02-10): Insecure storage of HTTPS CA certificate in SIMATIC S7-1200 V2.x

Published

Feb. 10, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-240718.pdf

Summary

For the convenience of the customer, a Certificate Authority (CA) for HTTPS connections is installed on the Siemens SIMATIC S7-1200 PLC. The user has the option to trust this CA which if selected installs the certificate into the browser’s certificate store. Once the user completes this step, the browser will ...

SSA-100232 (Last Update: 2020-02-10): Denial-of-Service vulnerability in SCALANCE X switches

Title

SSA-100232 (Last Update: 2020-02-10): Denial-of-Service vulnerability in SCALANCE X switches

Published

Feb. 10, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-100232.pdf

Summary

A vulnerability in the affected devices could allow an unauthenticated attacker with network access to an affected device to perform a denial-of-service. Siemens is preparing updates and recommends specific countermeasures until patches are available.

SSA-141614 (Last Update: 2020-02-10): Denial-of-Service in SIMOCODE pro V EIP

Title

SSA-141614 (Last Update: 2020-02-10): Denial-of-Service in SIMOCODE pro V EIP

Published

Feb. 10, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-141614.pdf

Summary

SIMOCODE pro V EIP is 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 an update for SIMOCODE pro V EIP and recommends that customers update to the new version.

SSA-447396 (Last Update: 2020-02-10): Denial-of-Service in SCALANCE X-300, SCALANCE X408 and SCALANCE X414

Title

SSA-447396 (Last Update: 2020-02-10): Denial-of-Service in SCALANCE X-300, SCALANCE X408 and SCALANCE X414

Published

Feb. 10, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-447396.pdf

Summary

A vulnerability has been identified in the integrated web server of SCALANCE X300, SCALANCE X408, and SCALANCE X414. The vulnerability could allow an attacker with network access to the device to cause a Denial-of-Service condition. The vulnerability can be triggered with publicly available tools, including vulnerability scanners. Siemens provides updates ...

SSA-892012 (Last Update: 2020-02-10): Web Vulnerabilities in SIMATIC S7-1200 CPU Family

Title

SSA-892012 (Last Update: 2020-02-10): Web Vulnerabilities in SIMATIC S7-1200 CPU Family

Published

Feb. 10, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-892012.pdf

Summary

The latest product release of the SIMATIC S7-1200 CPU fixes two vulnerabilities. The more severe of these vulnerabilities could allow an attacker to inject HTTP headers if unsuspecting users are tricked to click on a malicious link. Another vulnerability resolved in this product release is discussed below.

SSA-850708 (Last Update: 2020-02-10): Authentication Bypass in SCALANCE X-200 Switch Family

Title

SSA-850708 (Last Update: 2020-02-10): Authentication Bypass in SCALANCE X-200 Switch Family

Published

Feb. 10, 2020, 1 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-850708.pdf

Summary

A potential vulnerability was discovered in the web server’s authentication of SCALANCE X-200 switches that might allow attackers to hijack web sessions over the network without authentication. Siemens addresses the issue with a firmware update.