National Cyber Awareness System
Vulnerability Summary for CVE-2012-5377
Original release date:10/11/2012
Untrusted search path vulnerability in the installation functionality in ActivePerl 22.214.171.1241, when installed in the top-level C:\ directory, allows local users to gain privileges via a Trojan horse DLL in the C:\Perl\Site\bin 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.
Per: http://cwe.mitre.org/data/definitions/426.html 'CWE-426 Untrusted Search Path'
CVSS Severity (version 2.0):
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: MISC
External Source: OSVDB