Bulletins | CERT@VDE

SSA-646763 V1.3 (Last Update: 2021-05-11): DNSpooq - Dnsmasq Vulnerabilities in SCALANCE and RUGGEDCOM Devices

Title

SSA-646763 V1.3 (Last Update: 2021-05-11): DNSpooq - Dnsmasq Vulnerabilities in SCALANCE and RUGGEDCOM Devices

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-646763.pdf

Summary

Security researchers discovered and disclosed seven vulnerabilities in the open-source DNS component “dnsmasq”, also known as “DNSpooq” vulnerabilities (CVE-2020-25681 through CVE-2020-25687). Three vulnerabilities (CVE-2020-25684 through CVE-2020-25686) affect the validation of DNS responses and impact several SCALANCE and RUGGEDCOM devices as listed below. Siemens has released updates for several affected products ...

SSA-541018 V1.1 (Last Update: 2021-05-11): Embedded TCP/IP Stack Vulnerabilities (AMNESIA:33) in SENTRON PAC / 3VA Devices (Par...

Title

SSA-541018 V1.1 (Last Update: 2021-05-11): Embedded TCP/IP Stack Vulnerabilities (AMNESIA:33) in SENTRON PAC / 3VA Devices (Part 2)

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-541018.pdf

Summary

Security researchers discovered and disclosed 33 vulnerabilities in several open-source TCP/IP stacks for embedded devices, also known as “AMNESIA:33” vulnerabilities. This advisory describes the impact of two of these vulnerabilities (CVE-2020-13987, CVE-2020-17437) to Siemens products. Siemens has released updates for several affected products and recommends to update to the latest ...

SSA-478893 V1.1 (Last Update: 2021-05-11): TightVNC Vulnerabilities in Industrial Products (Revoked)

Title

SSA-478893 V1.1 (Last Update: 2021-05-11): TightVNC Vulnerabilities in Industrial Products (Revoked)

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-478893.pdf

Summary

Multiple TightVNC (V1.x) vulnerabilities could allow remote code execution and Denial-of-Service attacks under certain conditions. Siemens has previously released this advisory containing a set of products that were considered to be affected. Through Siemens’ continuous investigation processes it was identified that all products previously advised are not affected by any ...

SSA-462066 V2.3 (Last Update: 2021-05-11): Vulnerability known as TCP SACK PANIC in Industrial Products

Title

SSA-462066 V2.3 (Last Update: 2021-05-11): Vulnerability known as TCP SACK PANIC in Industrial Products

Published

May 11, 2021, 2 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 to update to the new versions. Siemens is preparing further ...

SSB-439005 V3.4 (Last Update: 2021-05-11): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 151...

Title

SSB-439005 V3.4 (Last Update: 2021-05-11): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP

Published

May 11, 2021, 2 a.m.

URL

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

Summary

SSA-983548 V1.0: Multiple SPP File Parsing Vulnerabilities in Tecnomatix Plant Simulation

Title

SSA-983548 V1.0: Multiple SPP File Parsing Vulnerabilities in Tecnomatix Plant Simulation

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-983548.pdf

Summary

Siemens Tecnomatix Plant Simulation has released an update for version V16.0 that fixes multiple vulnerabilities that could be triggered when the application reads SPP files. If a user is tricked to open a malicious file using the affected application, this could lead to a crash, and potentially also to arbitrary ...

SSA-940818 V1.0: UltraVNC Vulnerabilities in SIMATIC HMIs/WinCC Products

Title

SSA-940818 V1.0: UltraVNC Vulnerabilities in SIMATIC HMIs/WinCC Products

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf

Summary

UltraVNC vulnerabilities in the affected products listed below could allow remote code execution, information disclosure and Denial-of-Service attacks under certain conditions. Siemens has released updates for the affected products and recommends to update to the latest versions.

SSA-919955 V1.0: Information Disclosure Vulnerability in Mendix Database Replication Module

Title

SSA-919955 V1.0: Information Disclosure Vulnerability in Mendix Database Replication Module

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-919955.pdf

Summary

The latest update of Mendix Database Replication module fixes a infomation disclosure vulnerability. Mendix has released an update for the Mendix Database Replication module and recommends to update to the latest version.

SSA-854248 V1.0: Information Disclosure Vulnerability in Mendix Excel Importer Module

Title

SSA-854248 V1.0: Information Disclosure Vulnerability in Mendix Excel Importer Module

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-854248.pdf

Summary

The latest update of Mendix Excel Importer module fixes an infomation disclosure vulnerability. Mendix has released an update for the Mendix Excel Importer module and recommends to update to the latest version.

SSA-752103 V1.0: Telnet Authentication Vulnerability in SINAMICS Medium Voltage Products

Title

SSA-752103 V1.0: Telnet Authentication Vulnerability in SINAMICS Medium Voltage Products

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-752103.pdf

Summary

SINAMICS medium voltage products, with telnet enabled on SIMATIC comfort HMI Panels, are affected by a remote access vulnerability that could allow an attacker, under certain conditions, to gain full remote access to the HMI. Note that by default telnet is disabled, but it can be enabled on request by ...

SSA-676775 V1.0: Denial-of-Service Vulnerability in SIMATIC NET CP 343-1 Devices

Title

SSA-676775 V1.0: Denial-of-Service Vulnerability in SIMATIC NET CP 343-1 Devices

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf

Summary

A vulnerability in SIMATIC CP343-1 devices could allow an attacker to cause a Denial-of-Service condition on TCP port 102 of the affected devices by sending specially crafted packets. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

SSA-594364 V1.0: Denial-of-Service Vulnerability in SNMP Implementation of WinCC Runtime

Title

SSA-594364 V1.0: Denial-of-Service Vulnerability in SNMP Implementation of WinCC Runtime

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-594364.pdf

Summary

A denial-of-service vulnerability in WinCC Runtime could allow an unauthenticated attacker with network access to cause a denial-of-service condition in the SNMP service by sending crafted SNMP packets to port 161/udp. Siemens has released updates for the affected products and recommends to update to the latest versions.

SSA-538778 V1.0: SmartVNC Vulnerabilities in SIMATIC HMI/WinCC Products

Title

SSA-538778 V1.0: SmartVNC Vulnerabilities in SIMATIC HMI/WinCC Products

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-538778.pdf

Summary

Multiple SmartVNC vulnerabilities in the affected products listed below could allow remote code execution and Denial-of-Service attacks under certain conditions. Siemens has released updates for the affected products and recommends to update to the latest version.

SSA-501073 V1.0: Vulnerabilities in Controllers CPU 1518 MFP using Intel CPUs (November 2020)

Title

SSA-501073 V1.0: Vulnerabilities in Controllers CPU 1518 MFP using Intel CPUs (November 2020)

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-501073.pdf

Summary

Intel has published information on vulnerabilities in Intel products in November 2020. This advisory lists the Siemens Controllers that are affected by these vulnerabilities. In this advisory we take a representative CVE from each advisory: “Intel CSME, SPS, TXE, AMT and DAL Advisory” Intel-SA-00391 is represented by CVE-2020-8744 “BIOS Advisory” ...

SSA-324955 V1.0: SAD DNS Attack in Linux Based Products

Title

SSA-324955 V1.0: SAD DNS Attack in Linux Based Products

Published

May 11, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-324955.pdf

Summary

A vulnerability made public under the name SAD DNS affects Domain Name System resolvers due to a vulnerability in the Linux kernel when handling ICMP packets. The Siemens products which are affected are listed below. For more information please see https://www.saddns.net/. Siemens has released updates for several affected products and ...

April 2021

30.04.2021

BOSCH PSIRT

ctrlX CORE - IDE App affected by OpenSSL and Python Vulnerabilities

Title

ctrlX CORE - IDE App affected by OpenSSL and Python Vulnerabilities

Published

April 30, 2021, 2 a.m.

URL

https://psirt.bosch.com/security-advisories/bosch-sa-017743.html

Summary

BOSCH-SA-017743: Multiple vulnerabilities affecting OpenSSL Versions previous to 1.1.1k and Python 0 through 3.9.1, have been reported. Affected versions are included in the ctrlX CORE - IDE App. In order to successfully exploit these vulnerabilities, an attacker requires access to the network or system. Two vulnerabilities (CVE-2021-3177 and CVE-2021-27619) are ...

30.04.2021

BOSCH PSIRT

FTP Backdoor for Rexroth Fieldbus Couplers S20 and Inline

Title

FTP Backdoor for Rexroth Fieldbus Couplers S20 and Inline

Published

April 30, 2021, 2 a.m.

URL

https://psirt.bosch.com/security-advisories/bosch-sa-428397.html

Summary

BOSCH-SA-428397: On some Fieldbus Couplers, there is a hidden, password-protected FTP area for the root directory.

26.04.2021

US CERT

AA21-116A: Russian Foreign Intelligence Service (SVR) Cyber Operations: Trends and Best Practices for Network Defenders

Title

AA21-116A: Russian Foreign Intelligence Service (SVR) Cyber Operations: Trends and Best Practices for Network Defenders

Published

April 26, 2021, 5 p.m.

URL

https://us-cert.cisa.gov/ncas/alerts/aa21-116a

Summary

Original release date: April 26, 2021SummaryThe Federal Bureau of Investigation (FBI), Department of Homeland Security (DHS), and Cybersecurity and Infrastructure Security Agency (CISA) assess Russian Foreign Intelligence Service (SVR) cyber actors—also known as Advanced Persistent Threat 29 (APT 29), the Dukes, CozyBear, and Yttrium—will continue to seek intelligence from U.S. ...

23.04.2021

BOSCH PSIRT

ctrlX Multiple Vulnerabilities

Title

ctrlX Multiple Vulnerabilities

Published

April 23, 2021, 2 a.m.

URL

https://psirt.bosch.com/security-advisories/bosch-sa-918106.html

Summary

Multiple vulnerabilities in operating system libraries and the Linux kernel have been reported which in a worst case scenario could allow an attacker to compromise the system by provoking a crash or the execution of malicious code. The affected functions are not used directly by any Rexroth software component and ...

20.04.2021

US CERT

AA21-110A: Exploitation of Pulse Connect Secure Vulnerabilities

Title

AA21-110A: Exploitation of Pulse Connect Secure Vulnerabilities

Published

April 20, 2021, 5:03 p.m.

URL

https://us-cert.cisa.gov/ncas/alerts/aa21-110a

Summary

Original release date: April 20, 2021 | Last revised: May 28, 2021SummaryThe Cybersecurity and Infrastructure Security Agency (CISA) is aware of compromises affecting a number of U.S. government agencies, critical infrastructure entities, and other private sector organizations by a cyber threat actor—or actors—beginning in June 2020 or earlier related to ...

14.04.2021

SSA-875726 V1.0: Privilege Escalation Vulnerability in Mendix

Title

SSA-875726 V1.0: Privilege Escalation Vulnerability in Mendix

Published

April 14, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-875726.pdf

Summary

The latest updates for Mendix fix a vulnerability in Mendix Applications that could allow malicious authorized users to escalate their privileges. Mendix has released an update for Mendix and recommends to update to the latest version.

SSA-187092 V1.0: Several Buffer-Overflow Vulnerabilities in Web Server of SCALANCE X-200

Title

SSA-187092 V1.0: Several Buffer-Overflow Vulnerabilities in Web Server of SCALANCE X-200

Published

April 13, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-187092.pdf

Summary

Several SCALANCE X-200 switches contain buffer overflow vulnerabilities in the web server. In the most severe case an attacker could potentially remotely execute code. Siemens is preparing updates and recommends specific countermeasures for products where updates are not, or not yet available.

SSA-979775 V1.1 (Last Update: 2021-04-13): Stack Overflow Vulnerability in SCALANCE and RUGGEDCOM Devices

Title

SSA-979775 V1.1 (Last Update: 2021-04-13): Stack Overflow Vulnerability in SCALANCE and RUGGEDCOM Devices

Published

April 13, 2021, 2 a.m.

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-979775.pdf

Summary

Several firmware versions of the SCALANCE and RUGGEDCOM devices listed below are affected by a vulnerability in the passive listening feature that could allow an attacker to cause a reboot or, under specific circumstances, attain remote code execution of the affected devices. Siemens has released updates for the affected products ...

SSA-978220 V1.4 (Last Update: 2021-04-13): Denial-of-Service Vulnerability over SNMP in Multiple Industrial Products

Title

SSA-978220 V1.4 (Last Update: 2021-04-13): Denial-of-Service Vulnerability over SNMP in Multiple Industrial Products

Published

April 13, 2021, 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 ...