Ultra.Crypto.Component.AcquireContext

NameUltra.Crypto.Component.AcquireContext.Method.Access
Release DateNov 24, 2009
SeverityCritical
ImpactSystem Compromise: Remote attackers can gain control of vulnerable systems.
DescriptionThis indicates an attempt to exploit a code execution vulnerability in Ultra Crypto Component.

The vulnerability is located in the "CryptoX.dll" ActiveX control with overlay long argument to the "AcquireContext" method. It may allow remote attackers to download and install arbitrary files in vulnerable systems.
Affected ProductsUltra Shareware Ultra Crypto Component 0
Recommended ActionsSet the kill bit for the following classid:
{09C282FE-7DE7-4697-9BE2-1C4F4DA825B3}
Common Vulnerabilities and Exposures (CVE)http://cve.mitre.org/cgi-bin/cvename.cgi?name=2007-4903
Reference/shttp://www.securityfocus.com/bid/25609 (BugTraq)
http://www.milw0rm.com/exploits/4389
Reference: VID-17910