Bulletins

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 …

Some firmware versions of the affected products use outdated and insecure ciphers or can be downgraded to use outdated and insecure ciphers.

An information disclosure vulnerability (CVE-2019-15126, also known as Kr00k) could allow an attacker to read a discrete set of traffic over the air after a Wi-Fi device state change. Siemens is preparing updates and recommends specific countermeasures for products where updates are not, or not yet available.

Multiple TightVNC (V1.x) vulnerabilities in the affected products could allow remote code execution and Denial-of-Service attacks under certain conditions. Siemens has released updates for several affected products, is working on updates for the remaining affected products and recommends specific countermeasures until fixes are available.

A vulnerability has been identified in SIMATIC S7-300 and S7-400 CPU families and derived products, which could result in credential disclosure. Siemens recommends countermeasures as there are currently no fixes available.

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 …