In our first blog post of 2023, we continue our series about penetration testing IBM i. This time we look into how the so-called Adopted Authority mechanism can be abused for privilege escalation if privileged scripts are not implemented with enough care.| Silent Signal Techblog
Our next journey takes us into the infrastructure of a bank. One element of the infrastructure was an IBM i (AS/400) server, and the only piece of information we got to conduct the penetration test was its IP address. We had been collecting a list of common application and service users during previous pentests, so we could check their existence on this host using 5250 and POP3 protocols. By the way, the server exposed 63 remote services – are all of them really necessary? Our first step ma...| Silent Signal Techblog