We have previously talked about LinkedIn having an endpoint for Outlook profile cards. This endpoint is receiving email addresses as input and returns the complete profile information (name, company, location, etc.). These sorts of APIs can be abused for OSINT. To...
When we were looking at the interactions between the Outlook and the LinkedIn APIs, we encountered WebSocket communications that used some additional encoding. The encoding was nothing too complex, but it was uncommon. It turned out to be LZip compression. However,...
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...
Some time ago; we published a blog about jenkins-fsb, a preconfigured Jenkins instance for efficiently using the plug-in, Find Security Bugs. In that blog post, there was an indication about multiple vulnerabilities having been found but not disclosed. Well, today we...