by Philippe Arteau | Aug 4, 2020
Unicode is the de-facto standard for multilingual character encoding. UTF-8 is the most popular encoding used that supports its hundreds of thousands of characters. Aside from the encoding (byte representation of characters), Unicode defines multiple transformations...
by Francois Renaud | Sep 30, 2019
TLDR: It is frightening, a patch was made available the same day it was disclosed and everybody should update their servers. Impact Butor Portal is affected by a Path Traversal vulnerability leading to pre-authentication arbitrary file downloads. Every file...
by Philippe Arteau | Jul 16, 2019
Last month, we presented at Hack In Paris (France) a XML External Entities (XXE) exploitation workshop. It showcase methods to exploit XXE with numerous obstacles. Today, we present our method to exploit XXEs with a local Document Type Declaration (DTD) file. More...
by Benoit Cote-Jodoin | Sep 6, 2018
Find Security Bugs can often uncover interesting findings that may lead to the discovery of critical vulnerabilities. Back in May, we published on this blog two vulnerabilities in components of Spring, a Java web framework, using this tool. However, the process of...
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