Zero-day vulnerability in Microsoft Word

Memory corruption

Vulnerability details

Advisory: SB2018010905 - Remote code execution in Microsoft Word

Vulnerable component: Microsoft Word

CVE-ID: CVE-2018-0802

CVSSv3 score: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer


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.

Latest references in media:

Vulnerability Scanning SaaS

Vulnerability scanning SaaS service is online 3-rd generation vulnerability scanner with scheduled assessments and vulnerability subscription. You can use service to check security of your network perimeter.