module

Nodejs js-yaml load() Code Execution

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Disclosed
2013-06-28
Created
2018-05-30

Description

This module can be used to abuse node.js applications that parse user-supplied YAML input
using the load() function from the 'js-yaml' package the unsafe !!js/function tag, allowing to specify a self-executing function which results
on execution of arbitrary javascript code.

Authors

Neal Poole
joev joev@metasploit.com

Platform

NodeJS

Architectures

nodejs

References

Module Options

To display the available options, load the module within the Metasploit console and run the commands ‘show options’ or ‘show advanced’:


    msf > use exploit/multi/fileformat/nodejs_js_yaml_load_code_exec
    msf exploit(nodejs_js_yaml_load_code_exec) > show targets
        ...targets...
    msf exploit(nodejs_js_yaml_load_code_exec) > set TARGET < target-id >
    msf exploit(nodejs_js_yaml_load_code_exec) > show options
        ...show and set options...
    msf exploit(nodejs_js_yaml_load_code_exec) > exploit
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