Introduction Github project: https://github.com/kiks7/KRWX During the last few months/year I was studying and approaching the Kernel Exploitation subject and during this journey I developed few tools that assissted me (and currently assist) on better understanding specific topics. Today I want to release my favourine one: KRWX (Kernel Read Write Execute). It is a simple LKM […]
During one of our research activities we discovered several flaws in the ownCloud product.ownCloud is a popular open-source cloud service similar to Google Drive and the last CVE was from the far 2017 (2 years ago).So, we started looking at and we disclosed 3 vulnerabilities related to file sharing, for sure a good attack vector. What we […]
Introduction As mentioned in the previous article, Android uses the Binder for IPC communications. Good to know, the Binder was not created by Google. Its initial appearance was in BeOS, an old OS for mobile devices. After some acquisitions, original developers joined Android and took the Binder with them. The OpenBinder porting to Android was […]
During the time dedicated to research we found 2 Server-Side Request Forgery on Moodle. The first one is a Blind SSRF already discovered in 2018 and tracked as CVE-2018-1042 without a proper patch, the other one is a fresh SSRF while parsing image tags inside the same component (File Picker). They are currently not patched and both […]
Introduction In the last few months I was studying Android Internals in order to perform some security research in the future. I first tried to focus myself in its architecture and fundamentals components, starting from the bootloader stage to the Framework, in order to have an initial high level picture. Then, I focused on the […]
TL;DR During the monthly research activity, in accordance with the relative Respnsible Disclosure program, we found and went in depth with an interesting security issue allowing geolocation of mobile devices using TIM, an Italian communication provider. A malicious user could find the TIM customers geo-position by forcing the approval mechanism to allow the geopositional tracking. By […]
Introduction During one of our research activities, we discovered an undisclosed PHP Object Injection on Joomla CMS from the release 3.0.0 to the 3.4.6 (releases from 2012 to December 2015) that leads to Remote Code Execution.A PHP Object Injection was discovered in the wild and patched in the 3.4.5 version (CVE-2015-8562), however, this vulnerability depends also a lot on […]
During a security assessment, we found an Insecure Direct Object Reference on Prestashop. In particular, the finding could allow an attacker to leak personal information such as first name, last name, phone number, shipping and invoice address. This vulnerability affects all versions before v1.7.6.0 RC2 and was referred as BUG FIX #14444 in the Changelog. (changelog_1.7.6.0-rc2.txt) The vulnerability […]
I don’t usually play CTFs, but this time i wanted to improve my radare2 and reversing skills.All crackme challanges can be found here.Levels from 1 to 3 are really entry-level, from 4 ahead start to be interesting. As the README says: “It’s reverse engineering, not cracking.”. That means we don’t have to patch the binary in […]
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