![]() ![]() ![]() We are aware of the UNC issue and are working to address it," Zoom told BleepingComputer. "At Zoom, ensuring the privacy and security of our users and their data is paramount. In a statement to BleepingComputer, Zoom stated that they are working on addressing the UNC issue. To ultimately fix this issue, Zoom needs to prevent the chat system from converting UNC paths into clickable hyperlinks. Google security researcher Tavis Ormandy illustrated that using a DOS device path instead can be used to open an application without prompting a user, This is because the executable is local rather than from the web and thus won't contain the MoTW.Ä«leepingComputer confirmed that this worked and you can see a demonstration of it below. This will cause Windows to display a prompt asking if you wish to run the program. Hickey's technique users a UNC path to \\127.0.0.1, which made any file executed from it have the Mark-of-The-Web (MoTW). In addition to the stealing of Windows credentials, Hickey told BleepingComputer that the UNC injects can also be used to launch programs on a local computer when a link is clicked. ![]() For example, the below hash for a fairly easy password was dehashed in just 16 seconds. What makes this particularly problematic is that with the current power of our graphics cards and CPUs, a program like Hashcat can dehash passwords quickly.
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