bugtraq - Putty (beta 0.67) DLL Hijacking Vulnerability

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Message-Id: <201607050741.u657ff33005014@sf01web3.securityfocus.com>
Date: Tue, 5 Jul 2016 07:41:41 GMT
From: wsachin092@...il.com
To: bugtraq@...urityfocus.com
Subject: Putty (beta 0.67) DLL Hijacking Vulnerability

/*
Exploit Title: Putty DLL Hijacking Exploit ( UxTheme.dll or ntmarta.dll )
Vendor Homepage:https://the.earth.li/~sgtatham/putty/latest/x86/putty.exe
Author: Sachin Wagh (@tiger_tigerboy)
Linkedin: https://in.linkedin.com/in/sachin-wagh-95b17555
Affected Version: beta 0.67
Tested on: Windows 7 Ultimate
*/

Proof-Of-Concept :

1. Create malicious dll file and save it as UxTheme.dll or ntmarta.dll in your "Downloads" directory.

2. Download https://the.earth.li/~sgtatham/putty/latest/x86/putty.exe and save it in your "Downloads"
   directory.

3. Execute putty.exe from your "Downloads" directory.

4. Malicious dll file gets executed.

Credit,

*Sachin Wagh*