#VU43401 Input validation error in ActivePerl - CVE-2012-5377
Published: October 11, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43401
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2012-5377
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerable software:
ActivePerl
ActivePerl
Software vendor:
ActiveState Corporation
ActiveState Corporation
Description
The vulnerability allows a local #AU# to execute arbitrary code.
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:PerlSitein 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'
Remediation
Install update from vendor's website.