Mapping it out

In his presentation at S4, doctoral student Eireann Leverett presented his research showing how more than 10,000 Internet acccessible industrial control systems can be found online, including HVAC systems, building management systems, PLCs and other industrial systems. Here, Leverett shows a Goog...

Bits of code

Ralph Langner was a highlight of the S4 Conference, taking attendees through his detailed analysis of Stuxnet source code used to manipulate the Siemens 400 series programmable logic controllers PLCs. This shows a snippet of the Stuxnet code on display during Langner’s talk...

Black Hat Talks Taking Hacking to Another Level

The world moves fast, but much of the world of vulnerability research and exploitation has been stuck in stasis for the last few years. Much of the focus has been on memory-corruption vulnerabilities, application-level bugs and using Java and Flash to get around exploit mitigations and other...

Stuxnet Part Deux? US Officials Warn of Stuxnet Variants

Officials at the Department of Homeland Security warned lawmakers this week that we may not have seen the last of Stuxnet, the infamous worm that wound its way through SCADA systems just over a year ago. In a statement published on Tuesday, Sean P. McGurk and Roberta Stempfley of the DHS’ Office ...

Unitronics UNIOPC Server Input Handling Vulnerability

Overview Independent security researchers Billy Rios and Terry McCorkle have identified a vulnerability in Unitronics’ UniOPC Server product. --------- Begin Update A Part 1 of 3 -------- This vulnerability is a result of improper handling of input by a third-party component, https50.ocx, which i...

Stuxnet Analysis Supports Iran-Israel Connections

VANCOUVER – A Symantec researcher filled in more critical details about the Stuxnet worm here, demonstrating the worm’s ability to take control of programmable logic controllers PLCs by Siemens Inc. and disable machinery connected to them. Liam O’Murchu of Symantec, speaking at the Virus Bulletin...