Bulletins

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 …

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 …

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.

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.

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 …

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 …