There exists a vulnerability in exception sanitization of vm2 for versions up to 3.9.16, allowing attackers to raise an unsanitized host exception inside handleException()
which can be used to escape the sandbox and run arbitrary code in host context.
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#include <dlfcn.h> | |
#include <stdio.h> | |
#include <unistd.h> | |
#include <sys/types.h> | |
#include <mach/mach.h> | |
#include <mach/error.h> | |
#include <errno.h> | |
#include <stdlib.h> | |
#include <sys/sysctl.h> | |
#include <sys/mman.h> |
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// Copyright (C) 2022 Evan McBroom | |
// | |
// Permission is hereby granted, free of charge, to any person obtaining a copy | |
// of this software and associated documentation files (the "Software"), to deal | |
// in the Software without restriction, including without limitation the rights | |
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
// copies of the Software, and to permit persons to whom the Software is | |
// furnished to do so, subject to the following conditions: | |
// | |
// The above copyright notice and this permission notice shall be included in |
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#include <stdio.h> | |
#include <stdlib.h> | |
#include <sys/stat.h> | |
#include <unistd.h> | |
#include <mach/mach.h> | |
#include <mach/mach_vm.h> | |
#include <dlfcn.h> | |
#include <objc/runtime.h> | |
mitmproxy is an excellent console app written in Python.
It is easy to use on Linux and OS X.
Use brew install mitmproxy
to install it on OS X.