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Sandro Gauci, Enable Security
Exploiting CVE-2022-0778, a bug in OpenSSL vis-à-vis WebRTC platforms
Last updated on Apr 8, 2022 in denial of service, demo server, freeswitch, asterisk, webrtc security, kamailio, sipvicious pro
Executive summary (TL;DR) Exploiting CVE-2022-0778 in a WebRTC context requires that you get a few things right first. But once that is sorted, DoS (in RTC) is the new RCE! How I got social engineered into looking at CVE-2022-0778 A few days ago, Philipp Hancke, self-proclaimed purveyor of the dark side of WebRTC, messaged me privately with a very simple question: “are you offering a DTLS scanner by chance?” He explained how in the context of WebRTC it would be a bit difficult since you need to get signaling right, ICE (that dance with STUN and other funny things) and finally, you get to do your DTLS scans.…
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TADSummit Asia 2021 talk about SIPVicious Pro and the Demo Server
Published on May 18, 2021 in sip security, sipvicious pro, sip security testing, demo server, sipvicious oss, fuzzing, denial of service, training, devops
TADSummit is a great event where people from different backgrounds that are somehow involved in communications, contribute in various ways. I, personally, always look forward to see what’s coming up in the next TADSummit event. At the moment, TADSummit Asia presentations are currently being released on a daily basis on the main site. And last week, the presentation that I prepared was published! In the previous TADSummit, I had presented about why we need to bring an offensive approach to RTC security.…
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