Bulletins

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 …

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 …

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 …

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.

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 …