Bulletins

The latest updates for the affected products fix three vulnerabilities. The most severe of these vulnerabilities could allow an attacker to perform a Denial-of-Service attack against HMI panels under certain conditions.

Vulnerabilities in OpenSSL (see https://www.openssl.org/news/secadv_20140605.txt) affect several Siemens industrial products. Siemens has released updates for all affected products.

The latest firmware update for the SIMATIC S7-1500 CPU family fixes a vulnerability which could allow an attacker to perform a Denial-of-Service attack under certain conditions. The attacker must have network access to the device to exploit this vulnerability.

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 …

The latest firmware update for the Siemens SCALANCE X-300 switch family and SCALANCE X 408 fixes two vulnerabilities. The vulnerabilities could allow attackers to cause a device reboot under certain conditions. An attacker must have network access to the device to exploit this vulnerability.

Versions of SIMATIC S7-1500, SIMATIC S7-1500 Software Controller and SIMATIC ET200SP Open Controller are affected by a denial-of-service vulnerability. An attacker with network access to the PLC can cause a Denial-of-Service condition on the network stack.

There are multiple vulnerabilities in the Intel Management Engine used in multiple SIMATIC IPC devices that may allow arbitrary code execution, a partial denial of service or information disclosure. For additional information see: https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00141.html. Siemens provides updates for the affected devices.