Rockwell Advises Disconnecting Internet-Facing ICS Devices Amid Cyber Threats

Rockwell Automation is urging its customers to disconnect all industrial control systems (ICSs) not meant to be connected to the public-facing internet to mitigate unauthorized or malicious cyber activity. The company said it's issuing the advisory due to "heightened geopolitical tensions and adversarial cyber activity globally." To that end, customers are required to take immediate

Considerations for Operational Technology Cybersecurity

Operational Technology (OT) refers to the hardware and software used to change, monitor, or control the enterprise's physical devices, processes, and events. Unlike traditional Information Technology (IT) systems, OT systems directly impact the physical world. This unique characteristic of OT brings additional cybersecurity considerations not typically present in conventional IT security

Making Sense of Operational Technology Attacks: The Past, Present, and Future

When you read reports about cyber-attacks affecting operational technology (OT), it’s easy to get caught up in the hype and assume every single one is sophisticated. But are OT environments all over the world really besieged by a constant barrage of complex cyber-attacks? Answering that would require breaking down the different types of OT cyber-attacks and then looking back on all the

High-Severity Flaws Uncovered in Bosch Thermostats and Smart Nutrunners

Multiple security vulnerabilities have been disclosed in Bosch BCC100 thermostats and Rexroth NXA015S-36V-B smart nutrunners that, if successfully exploited, could allow attackers to execute arbitrary code on affected systems. Romanian cybersecurity firm Bitdefender, which discovered the flaw in Bosch BCC100 thermostats last August, said the issue could be weaponized by an attacker to

Russian Hackers Sandworm Cause Power Outage in Ukraine Amidst Missile Strikes

The notorious Russian hackers known as Sandworm targeted an electrical substation in Ukraine last year, causing a brief power outage in October 2022. The findings come from Google's Mandiant, which described the hack as a "multi-event cyber attack" leveraging a novel technique for impacting industrial control systems (ICS). "The actor first used OT-level living-off-the-land (LotL) techniques to

16 New CODESYS SDK Flaws Expose OT Environments to Remote Attacks

A set of 16 high-severity security flaws have been disclosed in the CODESYS V3 software development kit (SDK) that could result in remote code execution and denial-of-service under specific conditions, posing risks to operational technology (OT) environments. The flaws, tracked from CVE-2022-47378 through CVE-2022-47393 and dubbed CoDe16, carry a CVSS score of 8.8 with the exception of CVE-2022-