I’m zi0black, Security Researcher and Penetration Tester at Shielder.
I love to turn IoT devices in expensive paperweights.
Reversing embedded device bootloader (U-Boot) - p.2
In the course of these two articles, we will share an analysis of some aspects of reversing a low-level binary.
Reversing embedded device bootloader (U-Boot) - p.1
Re-discovering a JWT Authentication Bypass in ServiceStack
ServiceStack in version 5.9.2 almost silently patched a vulnerability which allowed to bypass JWT signature.
Don’t open that XML: XXE to RCE in XML plugins for VS Code, Eclipse, Theia, …
The LSP4XML library used by many IDE and editors was affected by an XXE which lead to RCE exploitable by just opening an XML file.