Bulletins

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 …

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 …

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 …

The SIPROTEC 5 relays and their corresponding engineering software DIGSI 5 are affected by two security vulnerabilities which could allow an attacker to upload or download files to the device or to conduct a Denial-of-Service attack over the network. Siemens has released updates for some affected products, is working on …

SIMATIC CP 343-1 Advanced/CP-443-1 Advanced devices and SIMATIC S7-300/S7-400 CPUs are affected by two vulnerabilities. One of the vulnerabilities could allow remote attackers to perform operations as an authenticated user under certain conditions. Siemens has released updates for SIMATIC CP 343-1 Advanced and SIMATIC CP 443-1 Advanced devices. Siemens recommends …

The SIPROTEC 5 Ethernet plug-in communication modules and devices are affected by multiple security vulnerabilities. These vulnerabilities could allow an attacker to leverage various attacks, e.g. to execute arbitrary code over the network. Eleven of these vulnerabilities affect the underlying Wind River VxWorks network stack and were recently patched by …

Two vulnerabilities have been reported for the Siemens SCALANCE X-200 and X-200IRT switch families concerning a privilege escalation bug in the web interface and an authentication problem in the SNMPv3 implementation. Siemens has addressed both vulnerabilities by firmware upgrades.