Untrusted search path vulnerability in the installation functionality in ActivePerl 5.16.1.1601, when installed in the top-level C: directory, allows local users to gain privileges via a Trojan horse DLL in the C:PerlSitebin directory, which is added to the PATH system environment variable, as demonstrated by a Trojan horse wlbsctrl.dll file used by the IKE and AuthIP IPsec Keying Modules system service in Windows Vista SP1, Windows Server 2008 SP2, Windows 7 SP1, and Windows 8 Release Preview.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Activeperl | Activestate | 5.16.1.1601 (including) | 5.16.1.1601 (including) |