Untrusted Search Path in Microsoft products - CVE-2015-2378
Published: January 31, 2017 / Updated: March 9, 2017
Vulnerability identifier: #VU5560
CSH Severity: High
CVSS v4: 8.4 [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]
CVE-ID: CVE-2015-2378
CWE-ID: CWE-426
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure .dll loading when processing Excel files. A remote attacker can place a specially crafted DLL file on a remote SMB or WebDav share along with Excel document, trick the victim into opening it and execute arbitrary code with privileges of the current user.
Successful exploitation of this vulnerability results in arbitrary code execution on the vulnerable system.
Affected software
Excel Viewer
Microsoft Excel
Microsoft Office
Microsoft Excel
Microsoft Office
How to mitigate CVE-2015-2378
Install update from vendor's website.