Vulnerability identifier: #VU9896
Vulnerability risk: Critical
CVSSv3.1: 9.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
Microsoft Office
Client/Desktop applications /
Office applications
Microsoft Word
Client/Desktop applications /
Office applications
Vendor: Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing Microsoft Word documents. A remote attacker can create a specially crafted Word document, trick the victim into opening it and execute arbitrary code on the target system with privileges of the current user.
Exploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft Office or Microsoft WordPad software.
Note: the vulnerability is being exploited in the wild.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Microsoft Office: 2007, 2010, 2013 - 2013 RT
Microsoft Word:
External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.