Bulletins

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.

Siemens has released a firmware update for the S7-300 CPU family which fixes a vulnerability that could allow remote attackers to perform a Denial-of-Service attack.

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 "Heartbleed" vulnerability in the OpenSSL cryptographic software library (CVE-2014-0160) affects several Siemens industrial products. Siemens has resolved the issue in all affected industrial products and provides updates which fix this vulnerability.

The latest firmware version V4.1 of the SIMATIC S7-1200 CPU fixes one vulnerability. The vulnerability could allow an attacker to redirect users to untrusted sites under certain conditions.

The latest update for SIMATIC Panel software and SIMATIC WinCC (TIA Portal) fixes two web vulnerabilities. The most severe is a vulnerability which could allow an attacker with network access to the integrated webserver to download arbitrary files. Siemens recommends to update to the newest version.

Security experts have examined the SIMATIC S7-1200 Programmable Logic Controller (PLC). This research has revealed some weaknesses in the SIMATIC S71200 CPU communication and authentication functions. Once the automation network is compromised it is possible to demonstrate the following weaknesses using a remote exploit: - Trigger CPU functions by record …