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jfrog-CVE-2023-43786-libX11_DoS — Proof-of-concept for CVE-2023-43786, a libX11 integer overflow causing infinite loop DoS. Demonstrates triggering the vulnerability via sxpm with a crafted XPM file. | Kitploit
Tools/GitHubGitHub/jfrog/jfrog-cve-2023-43786-libx11_dos
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GitHubjfrog/jfrog-cve-2023-43786-libx11_dos

jfrog-CVE-2023-43786-libX11_DoS

Proof-of-concept for CVE-2023-43786, a libX11 integer overflow causing infinite loop DoS. Demonstrates triggering the vulnerability via sxpm with a crafted XPM file.

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192 years agoNot yet reviewed

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CVE-2023-43786 Proof-of-Concept

Overview

This is a DoS Proof-of-Concept of libX11 Denial of Service vulnerability CVE-2023-43786.
It will trigger the integer overflow and cause an infinite loop.
The vulnerable versions are: libX11 1.8.6 and below and libXpm 3.5.16.
For a comprehensive understanding, check out the accompanying blog post for in-depth details.

Dependencies

  • A vulnerable version of both libXpm and libX11
  • xpmutils installed

Usage

  1. Make sure you have xpmutils installed:
root@kitploit:~
sudo apt-get install xpmutils
  1. Run the PoC:
root@kitploit:~
sxpm cve-2023-43786.xpm
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