Bulletins

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 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 …

The latest update for Desigo PXC devices fixes a vulnerability that could allow unauthenticated remote users to cause a denial of service condition on the PX Web interface (HTTP, port tcp/80) of a device. Devices where PX Web is not enabled are not affected by this vulnerability.

Mentor Nucleus by Mentor, a Siemens Business, is affected by one vulnerability. This vulnerability could allow an attacker to affect the integrity and availability of the device.

A vulnerability in the affected products could allow an unauthorized attacker with network access to the webserver of an affected device to perform a denial-of-service attack. Siemens has released updates for several affected products, and recommends that customers update to the new version. Siemens is preparing further updates and recommends …

There is an access mode used during manufacturing of S7-1200 CPUs that allows additional diagnostic functionality. Using this functionality requires physical access to the UART interface during boot process. Siemens is working on a solution and recommends specific countermeasures until the solution is available.