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From: YGN Ethical Hacker Group (listsyehg.net)
Date: Sun Sep 12 2010 - 15:27:52 CDT
The UltraEdit Text Editor application is vulnerable to Insecure DLL
Hijacking Vulnerability. Similar terms that describe this
vulnerability have been come up with Remote Binary Planting, and
Insecure DLL Loading/Injection/Hijacking/Preloading.
2. PRODUCT DESCRIPTION
Replacing Notepad or looking for a powerful text editor? UltraEdit is
what you're looking for. Versatile and easy to use, UltraEdit is the
programmer's editor. With over 2,000,000 users worldwide, UltraEdit is
the #1 selling, most powerful, value priced text editor available!
3. VULNERABILITY DESCRIPTION
The UltraEdit Text Editor application passes an insufficiently
qualified path in loading its external library -
"dwmapi.dll" when a user opens its associated file with extensions -
bin, cpp, css, c, dat, hpp, html, h, ini, java, log, mak, php, prj,
txt, xml .
4. VERSIONS AFFECTED
188.8.131.526 and probably lower versions
Tested Platform: Windows XP Service Pack 3 (Fresh Windows)
Attackers can trigger a successful exploit against a victim user in a
number of ways such as placing a malicious external
library file made as hidden attribute and a seemingly interesting file
in network shares, usb drives, file sharing networks,
social networks, ..etc
Fixed version from the vendor has not been released yet.
However, it is suggested that the following workarounds be deployed by
users to protect increasing mass exploitation of this
- Disable loading of libraries from WebDAV and remote network shares
- Disable the WebClient service
Please see workaround solution links in References section.
IDM Computer Solutions, Inc
This vulnerability was discovered by Aung Khant, http://yehg.net, YGN
Ethical Hacker Group, Myanmar.
10. DISCLOSURE TIME-LINE
09-12-2010: notified vendor
09-13-2010: vulnerability disclosed
Original Advisory URL:
Workaround Solution: http://support.microsoft.com/kb/2264107
Unofficial DLL Hijacking List:
Testing for DLL Hijacking:
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