Bulletins

Affected SIMATIC firmware contains multiple vulnerabilities that could allow an unauthenticated attacker to perform a denial-of-service attack under certain conditions. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends countermeasures for products where updates are not, …

SCALANCE X-200RNA switch devices before V3.2.7 contain multiple vulnerabilities that could allow an attacker to cause a denial of service condition, to extract sensitive information or to hijack existing sessions. Siemens has released updates for the affected products and recommends to update to the latest versions.

Summary The National Cybersecurity and Communications Integration Center (NCCIC), part of the Cybersecurity and Infrastructure Security Agency (CISA), is aware of a global Domain Name System (DNS) infrastructure hijacking campaign. Using compromised credentials, an attacker can modify the location to which an organization’s domain name resources resolve. This enables the …

Summary The Department of Homeland Security (DHS) National Cybersecurity and Communications Integration Center (NCCIC) and the Federal Bureau of Investigation (FBI) are issuing this activity alert to inform computer network defenders about SamSam ransomware, also known as MSIL/Samas.A. Specifically, this product shares analysis of vulnerabilities that cyber actors exploited to …

Summary This report is a collaborative research effort by the cyber security authorities of five nations: Australia, Canada, New Zealand, the United Kingdom, and the United States.[1][2][3][4][5] In it we highlight the use of five publicly available tools, which have been used for malicious purposes in recent cyber incidents around …

Summary Unpatched Pulse Secure VPN servers continue to be an attractive target for malicious actors. Affected organizations that have not applied the software patch to fix an arbitrary file reading vulnerability, known as CVE-2019-11510, can become compromised in an attack.[1] Although Pulse Secure [2] disclosed the vulnerability and provided software …

Summary The Cybersecurity and Infrastructure Security Agency (CISA) is issuing this activity alert in response to recently disclosed exploits that target unsecure configurations of SAP components. [1] Technical Details A presentation at the April 2019 Operation for Community Development and Empowerment (OPCDE) cybersecurity conference describes SAP systems with unsecure configurations …