Remote code execution in Microsoft Office

Published: 2017-11-14 21:45:52
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2017-11882
CVSSv3 8.3 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-119
Exploitation vector Network
Public exploit Not available
Vulnerable software Microsoft Office
Vulnerable software versions Microsoft Office 2010 Service Pack 2
Microsoft Office 2007
Microsoft Office 2013
Microsoft Office 2016
Vendor URL Microsoft

Security Advisory

1) Buffer overflow

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to boundary error when processing Microsoft Office files. A remote unauthenticated attacker can create a specially crafted document, trick the victim into opening it and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system, but requires that a user open a specially crafted file with an affected version of Microsoft Office or Microsoft WordPad software.

Remediation

Install updates from vendor's website.

Additionally Microsoft has released a  defense-in-depth update ADV170020.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11882

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