MobiDeke Fuzzing the GSM Protocol Stack

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$\H1B%-12345X@PJL JOB “HackingPrinters”$

Let’s fuzz it!IntroductionFuzzing over-the-airThe MobiDeke FrameworkConclusionWe have set up our network with OpenBTS as followsBut how to send a payload to a targeted cellphone? ⇒ Use the ‘testcall’featureMobiDeke: Fuzzing the GSM Protocol Stack 15/38
IntroductionFuzzing over-the-airThe MobiDeke FrameworkConclusionThe ‘testcall’ featureThe ‘testcall’ feature• Included in OpenBTS (since 2.5 version) and OpenBSC• Opens a channel for each targeted IMSI*• The channel ties to an UDP socket on local computer• Takes packets as Layer 3 messages and forwards them to the mobile*IMSI: International Mobile Subscriber IdentityMobiDeke: Fuzzing the GSM Protocol Stack 16/38
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MobiDeke Fuzzing the GSM Protocol Stack

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