Bulletins

A potential vulnerability was discovered in the web server’s authentication of SCALANCE X-200 switches that might allow attackers to hijack web sessions over the network without authentication. Siemens addresses the issue with a firmware update.

The latest product release of the SIMATIC S7-1200 CPU fixes two vulnerabilities. The more severe of these vulnerabilities could allow an attacker to inject HTTP headers if unsuspecting users are tricked to click on a malicious link. Another vulnerability resolved in this product release is discussed below.

Several SCALANCE X switches are affected by an Authentication Bypass vulnerability. The vulnerability allows an unauthenticated attacker to violate access-control rules. The vulnerability can be exploited by sending a GET request to a specific uniform resource locator on the web configuration interface of the device. The security vulnerability could be …

Microsoft has released updates for several versions of Microsoft Windows, which fix a vulnerability in the Remote Desktop Service. The vulnerability could allow an unauthenticated remote attacker to execute arbitrary code on the target system if the system exposes the service to the network. RAPIDPoint® 500 systems operating on Windows …

The EN100 Ethernet communication modules are affected by security vulnerabilities which could allow an attacker to disclose information. 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.

The SIPROTEC 5 Ethernet plug-in communication modules and devices are affected by multiple security vulnerabilities. These vulnerabilities could allow an attacker to leverage various attacks, e.g. to execute arbitrary code over the network. The underlying Wind River VxWorks network stack is affected by eleven vulnerabilities known as 'URGENT/11'. Of these, …