#VU4087 Untrusted Search Path in Microsoft Office - CVE-2012-1854
Published: January 10, 2017 / Updated: March 14, 2017
Vulnerability identifier: #VU4087
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2012-1854
CWE-ID: CWE-426
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Microsoft Office
Microsoft Office
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to the way Microsoft Office loads .dll libraries when opening Office documents (such as a .docx file). A remote attacker can place a specially crafted .dll file along with Microsoft Office document on a remote SMB or WebDAV share, trick the victim into opening that document and execute arbitrary code on the target system with privileges of the current user.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Note: the vulnerability was being actively exploited.
The vulnerability exists due to the way Microsoft Office loads .dll libraries when opening Office documents (such as a .docx file). A remote attacker can place a specially crafted .dll file along with Microsoft Office document on a remote SMB or WebDAV share, trick the victim into opening that document and execute arbitrary code on the target system with privileges of the current user.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.