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When vulnerable library is actually your physical book

Recently I read a really good book about macOS #appsec - Professional Cocoa Application Security. It’s from 2010 but still worth reading as the main concepts didn’t change so much. In this blog post, I’d like to share an interesting story that led to the discovery of CVE-2021-3162 - a local privilege escalation vulnerability in Docker on macOS. In Chapter 10 - “Deploying Software Securely”, I stumbled across configuring XPC services installers.