full-disclosure - [FD] Putty (beta 0.67) DLL Hijacking Vulnerability

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Message-ID: <CALCpQr8c7hDh_Gri7FD3MRTbVBktHE_BEhx8wZLrcPq+nR-Z=w@mail.gmail.com>
Date: Mon, 4 Jul 2016 22:14:43 +0530
From: Sachin Wagh <wsachin092@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] 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*

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