Blogs

[Training/Conference] HIP – Mobile Hacking Training (17/18 June)

Guillaume Lopes (@Guillaume_Lopes) and Davy Douhine (@ddouhine), senior pentesters, will share many techniques, tips and tricks to deliver to pentesters, bug bounty researchers or just curious a 100% hands-on 2 days mobile training. Goal is to introduce tools (Adb, Apktool, Jadx, Cycript, Frida, Hopper, Needle, etc.) and techniques to help you to work faster and in a more efficient way in the mobile (Android and iOS) ecosystem. This is the exact training that you would have liked to have before wasting your precious time trying and failing while testing.

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Client side validation strikes again: PIN code bypass !

Client side validation Client side validation is a common weakness found during penetration tests and security audits performed by Randorisec. Because client side is by definition… on the user side, it can be altered by the user and sometimes it can be done quite easily. Netflix Parental Control PIN A few months ago we figured out that the Netflix parental control PIN was very easy to bypass: Hey kids !

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[s03e01] RCE on Geutebruck IP Cameras

Abstract A few weeks ago we came across high-end IP cameras made by Geutebruck, a “leading German manufacturer and developer of high-quality, intelligent video security solutions” and found a RCE affecting version 1.12.0.24 and prior versions of E2 series IP cameras. In fact it is the third time we find a a RCE on this product line. One in 2016, another one in 2017 and now a new one in 2018.

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Get Freebies by Abusing the Android InApp Billing API

As Google defines it “Google Play Billing is a service that lets you sell digital content from inside an Android app, or in-app.“ It can be used to sell one-time products like additional game levels, premium loot boxes, media files or subscriptions like online magazines or music streaming services. But what could possibly go wrong when this service is doing client side validation ? Guillaume worked on this for Checkmarx and published a complete blog post explaining the results and the detailed steps to bypass the InApp Billing process and obtain unlimited credits: https://www.

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[Training/Conference] DeepSec – Advanced Penetration Testing in Real World (27/28 November)

RandoriSec is going to provide a training at DeepSec (Vienna, Austria) the 27 and 28 November. The training Advanced Penetration Testing in Real World is intended for penetration testers and security engineers who would like to improve their penetration testing skills or even to learn how to perform penetration tests from scratch (for motivated people). These 2 days of training will be intensive and will provide knowledge and techniques in different fields such as: Vulnerability exploitation, Network attacks, Password cracking, Web application vulnerabilities and Mobile application hacking.

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[Training/Conférence] Hackfest 2018 - iOS Mobile Application Hacking

Nous sommes très heureux d’annoncer que la formation “iOS Mobile Application Hacking” sera donnée en français à Québec au Canada pour la 10e édition de la conférence Hackfest ! La conférence, qui est le plus grand événement de hacking au Canada et réunit plus de 900 passionnés de sécurité informatique, aura lieu les 2 et le 3 novembre 2018 et sera précédé de 3 jours dédiés aux formations. RandoriSec aura le plaisir d’animer la formation “iOS Mobile Application Hacking” pour la première fois lors d’une conférence.

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[Conference] SSTIC 2018

RandoriSec was at the SSTIC conference in Rennes, France. SSTIC (Symposium sur la sécurité des technologies de l’information et des communications in French) is an old security conference which started in 2003 and the majority of the presentations are in French! This year it was the 16th (0x10) edition occurring at the Couvent des Jacobins, an old convent. Most of the slides and the videos are available at the SSTIC website:

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[Conference] HITB Amsterdam 2018

RandoriSec was at the Amsterdam 2018 edition of Hack In The Box and… IT WAS A BLAST ! It has been over a month and many tweets, write-ups and even the full slides (https://conference.hitb.org/hitbsecconf2018ams/materials/) have been published so we won’t cover details here but we just wanted to say a few words about it. The agenda was great with two main conference tracks, one dedicated track for the labs and one additional, free and open to public, track:

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[0day] Anonymous RCE on Geutebruck IP Cameras - again

Abstract A few months ago during a pentest, with Nicolas Mattiocco of Greenlock, we came across high-end IP cameras made by Geutebruck, a “leading German manufacturer and developer of high-quality, intelligent video security solutions” and found 3 RCE: a blind SQL Injection, a SSRF, a CSRF and a stored XSS affecting version 1.12.0.4 and prior versions. We’ve choose to “responsible disclose” these 0day vulnerabilities, directly to Geutebruck and the ICS-CERT (Industrial Control Systems Cyber Emergency Response Team).

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[Training] iOS Mobile Application Hacking

L’offre de formation de RandoriSec est enrichie d’un nouveau module de 2j pour apprendre à auditer la sécurité des applications mobiles iOS. Descriptif : L’objectif de cette formation est de transmettre les méthodes d’attaques visant les applications iOS ainsi que les recommandations permettant de contrer ou tout du moins ralentir ces attaques. Elle s’appuie sur la méthodologie MSTG (Mobile Security Testing Guide) de l’OWASP (Open Web Application Security Project) et l’outil open-source Needle.

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