The RealPage Module Upload ActiveX control contains a flaw that may lead to an unauthorized information disclosure. The issue is triggered when the Upload() method fails to restrict certain property values, which will allow remote attackers to use a combination of SourceFile filenames and DestURL http URLs to read arbitrary files.
Classification
Location:
Context Dependent
Attack Type:
Information Disclosure,
Input Manipulation
Impact:
Loss of Confidentiality
Solution:
Workaround,
Upgrade
Exploit:
Exploit Public
Disclosure:
RBS Confirmed,
Uncoordinated Disclosure
OSVDB:
Web Related
Solution
Upgrade to version 1.0.0.10 or higher, as it has been reported to fix this vulnerability. It is also possible to temporarily work around the flaw by implementing the following workaround: set the kill-bit on the RealPage Upload ActiveX Control. See Microsoft KB article 240797 for additional details.
