Bulletins

The products listed below contain a vulnerability that could allow remote attackers to affect the availability of the devices under certain conditions. The underlying TCP stack can be forced to make very computation expensive calls for every incoming packet which can lead to a Denial-of-Service. Siemens is working on software …

SIMOTICS CONNECT 400, Desigo (Power PC-based), APOGEE MEC/MBC/PXC and TALON TC products are affected by a DHCP Client vulnerability as initially reported in SSA-434032 for the Mentor Nucleus Networking Module. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends countermeasures for …

A Denial-of-Service vulnerability was found in SIMATIC PCS 7, SIMATIC WinCC and SIMATIC NET PC software when encrypted communication is enabled. The vulnerability could allow an attacker with network access to cause a Denial-of-Service condition under certain circumstances (versions prior to SIMATIC WinCC V7.3 or SIMATIC PCS 7 V8.1 are …

The latest update for affected products fix 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 some of the affected products, and is working on further updates. For the remaining affected products, Siemens …

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 …

Products that include the Siemens PROFINET-IO (PNIO) stack in versions 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 …

The latest update for LOGO! 8 BM fixes multiple vulnerabilities. The most severe could allow an attacker with network access to gain full control over the device. Siemens has released updates for the affected products and recommends that customers update to the latest version.