Bulletins

The SIPROTEC 4 and SIPROTEC Compact devices are affected by a security vulnerability which could allow an attacker to conduct a Denial-of-Service attack over the network when equipped with EN100 Ethernet communication modules. Siemens recommends specific countermeasures to mitigate the issue.

A vulnerability has been identified in the integrated web server of SCALANCE X300, SCALANCE X408, and SCALANCE X414. The vulnerability could allow an attacker with network access to the device to cause a Denial-of-Service condition. The vulnerability can be triggered with publicly available tools, including vulnerability scanners. Siemens provides updates …

A vulnerability in OpenSSL affects several Siemens industrial products. Siemens has released updates for some affected products and is working on updates for others.

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.

Older versions of the S7-1500 CPU are affected by two Denial-of-Service vulnerabilities. Siemens has released updates for the currently supported hardware versions.

Two vulnerabilities have been identified in SIEMENS LOGO!8 BM devices. The most severe vulnerability could allow an attacker to hijack existing web sessions. Siemens provides LOGO!8 BM FS-05 with firmware version V1.81.2, which fixes the first vulnerability, and recommends specific mitigations for the second vulnerability.

A vulnerability in the affected devices could allow an unauthenticated attacker with network access to an affected device to perform a denial-of-service. Siemens is preparing updates and recommends specific countermeasures until patches are available.