CVE-2012-5377: Medium severity activeperl vulnerability
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:\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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2012-5377?
CVE-2012-5377 has been categorized as a medium severity vulnerability due to its potential to allow privilege escalation for local users.
How does CVE-2012-5377 exploit the system?
CVE-2012-5377 exploits the system by leveraging an untrusted search path vulnerability that allows the execution of a Trojan horse DLL placed in the specified directory.
How do I fix CVE-2012-5377?
To fix CVE-2012-5377, avoid installing ActivePerl in the C:\ directory or remove the C:\Perl\Site\bin directory from the PATH environment variable.
What systems are affected by CVE-2012-5377?
CVE-2012-5377 specifically affects ActivePerl version 5.16.1.1601 installed on Windows systems.
Who can potentially exploit CVE-2012-5377?
Local users on a system with ActivePerl 5.16.1.1601 installed can potentially exploit CVE-2012-5377.