socat is a general-purpose networking tool that allows the creation of two bidirectional streams. It has a large amount of support for different protocols and data sources, including OPENSSL, SOCKS4, TCP, UDP, TAP, SCTP and more. When performing a penetration test this tool can be leveraged to bypass basic firewall restrictions and transfer files across… Continue reading Advanced socat

Recently Clément Labro released a blog post about an arbitrary file move vulnerability he discovered. This was CVE-2020-0668 which involved abusing Service Tracing to cause an arbitrary file move with the help of symlinks.   I confirmed the vulnerability using the Google Project Zero symboliclink-testing-tools but wanted to create a standalone executable, that could be easily shipped to a… Continue reading Making a PoC for CVE-2020-0668