Bulletins | CERT@VDE

SSA-362164 V1.1 (Last Update: 2021-11-09): Predictable Initial Sequence Numbers in the TCP/IP Stack of Nucleus RTOS

Titel

SSA-362164 V1.1 (Last Update: 2021-11-09): Predictable Initial Sequence Numbers in the TCP/IP Stack of Nucleus RTOS

Veröffentlicht

9. November 2021 01:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-362164.pdf

Text

The networking component (Nucleus NET) in Nucleus Real-Time Operating System (RTOS) use Initial Sequence Numbers for TCP-Sessions that are predictable. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not available.

SSA-312271 V1.9 (Last Update: 2021-11-09): Unquoted Search Path Vulnerabilities in Windows-based Industrial Software Applications

Titel

SSA-312271 V1.9 (Last Update: 2021-11-09): Unquoted Search Path Vulnerabilities in Windows-based Industrial Software Applications

Veröffentlicht

9. November 2021 01:00

URL

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

Text

Several industrial products as listed below contain a 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 the affected products and recommends to update to the latest versions.

SSA-248289 V1.1 (Last Update: 2021-11-09): Denial of Service Vulnerabilities in the IPv6 Stack of Nucleus RTOS

Titel

SSA-248289 V1.1 (Last Update: 2021-11-09): Denial of Service Vulnerabilities in the IPv6 Stack of Nucleus RTOS

Veröffentlicht

9. November 2021 01:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-248289.pdf

Text

The IPv6 stack of the networking component (Nucleus NET) in Nucleus Real-Time Operating System (RTOS) contains two vulnerabilities when processing IPv6 headers which could allow an attacker to cause a denial of service condition. Siemens has released updates for several affected products and recommends to update to the latest versions. ...

SSA-201384 V1.1 (Last Update: 2021-11-09): Predictable UDP Port Number Vulnerability (NAME:WRECK) in the DNS Module of Nucleus ...

Titel

SSA-201384 V1.1 (Last Update: 2021-11-09): Predictable UDP Port Number Vulnerability (NAME:WRECK) in the DNS Module of Nucleus RTOS

Veröffentlicht

9. November 2021 01:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-201384.pdf

Text

Security researchers discovered and disclosed 9 vulnerabilities in several DNS implementations, also known as “NAME:WRECK” vulnerabilities. The vulnerability described in this advisory is from this set. The DNS client of of the networking component (Nucleus NET) in Nucleus Real-Time Operating System (RTOS) contains a vulnerability related to the handling of ...

SSA-185699 V1.1 (Last Update: 2021-11-09): Out of Bounds Write Vulnerabilities (NAME:WRECK) in the DNS Module of Nucleus RTOS

Titel

SSA-185699 V1.1 (Last Update: 2021-11-09): Out of Bounds Write Vulnerabilities (NAME:WRECK) in the DNS Module of Nucleus RTOS

Veröffentlicht

9. November 2021 01:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-185699.pdf

Text

Security researchers discovered and disclosed 9 vulnerabilities in several DNS implementations, also known as “NAME:WRECK” vulnerabilities. The vulnerabilities described in this advisory are from this set. The DNS client of the networking component (Nucleus NET) in Nucleus Real-Time Operating System (RTOS) contains two out of bounds write vulnerabilities in the ...

SSA-328042 V1.0: File Parsing Vulnerabilities in OBJ Translator in NX

Titel

SSA-328042 V1.0: File Parsing Vulnerabilities in OBJ Translator in NX

Veröffentlicht

9. November 2021 01:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-328042.pdf

Text

Siemens NX is affected by two vulnerabilities that could be triggered when the application reads OBJ files. If a user is tricked to open a malicious file with the affected application, this could lead to an access violation, and potentially also to arbitrary code execution on the target host system. ...

Oktober 2021

SSA-557804 V1.3 (Last Update: 2021-10-12): Mirror Port Isolation Vulnerability in SCALANCE X Switches

Titel

SSA-557804 V1.3 (Last Update: 2021-10-12): Mirror Port Isolation Vulnerability in SCALANCE X Switches

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-557804.pdf

Text

A vulnerability was identified in several SCALANCE X switches that could allow an attacker to feed information into a network via the mirror port with the monitor barrier feature enabled. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures ...

SSA-913875 V1.1 (Last Update: 2021-10-12): Frame Aggregation and Fragmentation Vulnerabilities in 802.11

Titel

SSA-913875 V1.1 (Last Update: 2021-10-12): Frame Aggregation and Fragmentation Vulnerabilities in 802.11

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-913875.pdf

Text

Twelve vulnerabilities in the implementation of frame aggregation and fragmentation of the 802.11 standard, under the name of FragAttacks, have been published. Successful exploitation of these vulnerabilities could allow an attacker within Wi-Fi range to forge encrypted frames, which could result in sensitive data disclosure and possibly traffic manipulation. The ...

SSA-847986 V1.1 (Last Update: 2021-10-12): Denial-of-Service Vulnerabilities in SIPROTEC 5 relays

Titel

SSA-847986 V1.1 (Last Update: 2021-10-12): Denial-of-Service Vulnerabilities in SIPROTEC 5 relays

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-847986.pdf

Text

The latest update for SIPROTEC 5 relays fixes two vulnerabilities that could allow a remote attacker to cause a denial-of-service or potentially trigger a remote code execution under certain circumstances. Siemens has released an update for SIPROTEC 5 relays and recommends to update to the latest version.

SSA-780073 V1.9 (Last Update: 2021-10-12): Denial-of-Service Vulnerability in PROFINET Devices via DCE-RPC Packets

Titel

SSA-780073 V1.9 (Last Update: 2021-10-12): Denial-of-Service Vulnerability in PROFINET Devices via DCE-RPC Packets

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

Products that include the Siemens PROFINET-IO (PNIO) stack in versMions 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 to update to the new versions. Siemens is preparing ...

SSA-723417 V1.2 (Last Update: 2021-10-12): Multiple Vulnerabilities in SCALANCE W1750D

Titel

SSA-723417 V1.2 (Last Update: 2021-10-12): Multiple Vulnerabilities in SCALANCE W1750D

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-723417.pdf

Text

The Scalance W1750D device contains multiple vulnerabilities that could allow an attacker to inject commands or trigger buffer overflows. Siemens has released updates for the affected products and recommends to update to the latest versions.

SSA-599968 V1.3 (Last Update: 2021-10-12): Denial-of-Service Vulnerability in Profinet Devices

Titel

SSA-599968 V1.3 (Last Update: 2021-10-12): Denial-of-Service Vulnerability in Profinet Devices

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-599968.pdf

Text

A vulnerability in affected devices could allow an attacker to perform a denial-of-service attack if a large amount of Profinet Discovery and Configuration Protocol (DCP) reset packets is sent to the affected devices. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens ...

SSA-541018 V1.3 (Last Update: 2021-10-12): Embedded TCP/IP Stack Vulnerabilities (AMNESIA:33) in SENTRON PAC / 3VA Devices (Par...

Titel

SSA-541018 V1.3 (Last Update: 2021-10-12): Embedded TCP/IP Stack Vulnerabilities (AMNESIA:33) in SENTRON PAC / 3VA Devices (Part 2)

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

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-538778 V1.2 (Last Update: 2021-10-12): SmartVNC Vulnerabilities in SIMATIC HMI/WinCC Products

Titel

SSA-538778 V1.2 (Last Update: 2021-10-12): SmartVNC Vulnerabilities in SIMATIC HMI/WinCC Products

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

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-500748 V1.1 (Last Update: 2021-10-12): Denial-of-Service Vulnerabilities in SIPROTEC 5 Devices

Titel

SSA-500748 V1.1 (Last Update: 2021-10-12): Denial-of-Service Vulnerabilities in SIPROTEC 5 Devices

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-500748.pdf

Text

The latest update for SIPROTEC 5 family devices fixes a vulnerability in the web interface which could allow unauthorized users to cause a Denial-of-Service situation by sending maliciously crafted web requests. Siemens has released an update for the SIPROTEC 5 and recommends to update to the latest version.

SSA-473245 V2.1 (Last Update: 2021-10-12): Denial-of-Service Vulnerability in Profinet Devices

Titel

SSA-473245 V2.1 (Last Update: 2021-10-12): Denial-of-Service Vulnerability in Profinet Devices

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

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 ...

SSB-439005 V3.8 (Last Update: 2021-10-12): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 151...

Titel

SSB-439005 V3.8 (Last Update: 2021-10-12): Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

SSA-349422 V1.6 (Last Update: 2021-10-12): Denial-of-Service in Industrial Real-Time (IRT) Devices

Titel

SSA-349422 V1.6 (Last Update: 2021-10-12): Denial-of-Service in Industrial Real-Time (IRT) Devices

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

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 to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures ...

SSA-346262 V3.1 (Last Update: 2021-10-12): Denial-of-Service in Industrial Products

Titel

SSA-346262 V3.1 (Last Update: 2021-10-12): Denial-of-Service in Industrial Products

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

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-324955 V1.5 (Last Update: 2021-10-12): SAD DNS Attack in Linux Based Products

Titel

SSA-324955 V1.5 (Last Update: 2021-10-12): SAD DNS Attack in Linux Based Products

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

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 ...

SSA-293562 V3.3 (Last Update: 2021-10-12): Vulnerabilities in Industrial Products

Titel

SSA-293562 V3.3 (Last Update: 2021-10-12): Vulnerabilities in Industrial Products

Veröffentlicht

12. Oktober 2021 02:00

URL

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

Text

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 ...

SSA-150692 V1.1 (Last Update: 2021-10-12): Multiple Vulnerabilities in RUGGEDCOM ROX

Titel

SSA-150692 V1.1 (Last Update: 2021-10-12): Multiple Vulnerabilities in RUGGEDCOM ROX

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-150692.pdf

Text

Multiple vulnerabilities in RUGGEDCOM ROX devices have been detected, ranging from command injection to filesystem traversal. An attacker could exploit these to gain root access to the affected devices. Siemens has released updates for the affected products and recommends to update to the latest versions.

SSA-766247 V1.0: Authentication Vulnerability in SIMATIC Process Historian

Titel

SSA-766247 V1.0: Authentication Vulnerability in SIMATIC Process Historian

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-766247.pdf

Text

The latest update for SIMATIC Process Historian (PH) fixes an authentication vulnerability in the configuration interface of redundant PH instances that could enable the execution of admin operations on the database. The related vulnerable interface is restricted to local access on recent versions starting from SIMATIC Process Historian 2020. Siemens ...

SSA-280624 V1.0: Multiple Vulnerabilities in SCALANCE W1750D

Titel

SSA-280624 V1.0: Multiple Vulnerabilities in SCALANCE W1750D

Veröffentlicht

12. Oktober 2021 02:00

URL

https://cert-portal.siemens.com/productcert/pdf/ssa-280624.pdf

Text

The Scalance W1750D device contains multiple vulnerabilities that could allow an attacker to inject commands or trigger buffer overflows. Siemens is preparing updates and recommends countermeasures for products where updates are not, or not yet available.