CVE-2019-0585

Microsoft Word Remote Code Execution Vulnerability

CVE-2019-0585 is fixed in 16 products on 1 platform, first by KB4461617, released January 8, 2019. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
n/a
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.2197
97th percentile

<p>A remote code execution vulnerability exists in Microsoft Word software when it fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could use a specially crafted file to perform actions in the security context of the current user. For example, the file could then take actions on behalf of the logged-on user with the same permissions as the current user.</p> <p>To exploit the vulnerability, a user must open a specially crafted file with an affected version of Microsoft Word software. In an email attack scenario, an attacker could exploit the vulnerability by sending the specially crafted file to the user and convincing the user to open the file. In a web-based attack scenario, an attacker could host a website (or leverage a compromised website that accepts or hosts user-provided content) that contains a specially crafted file that is designed to exploit the vulnerability. However, an attacker would have no way to force the user to visit the website. Instead, an attacker would have to convince the user to click a link, typically by way of an enticement in an email or Instant Messenger message, and then convince the user to open the specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Word handles files in memory.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Microsoft Office 2010 Service Pack 2 (32-bit editions) KB4461617 Jan 8, 2019
Microsoft Office 2010 Service Pack 2 (64-bit editions) KB4461617 Jan 8, 2019
Microsoft Office Online Server KB4461633 Jan 8, 2019
Microsoft Office Web Apps Server 2010 Service Pack 2 KB4461620 Jan 8, 2019
Microsoft Office Word Viewer KB4461635 Jan 8, 2019
Microsoft SharePoint Enterprise Server 2013 Service Pack 1 KB4461589 Jan 8, 2019
Microsoft SharePoint Enterprise Server 2016 KB4461598 Jan 8, 2019
Microsoft SharePoint Server 2019 KB4461634 Jan 8, 2019
Microsoft Word 2010 Service Pack 2 (32-bit editions) KB4461625 Jan 8, 2019
Microsoft Word 2010 Service Pack 2 (64-bit editions) KB4461625 Jan 8, 2019
Microsoft Word 2013 RT Service Pack 1 KB4461594 Jan 8, 2019
Microsoft Word 2013 Service Pack 1 (32-bit editions) KB4461594 Jan 8, 2019
Microsoft Word 2013 Service Pack 1 (64-bit editions) KB4461594 Jan 8, 2019
Microsoft Word 2016 (32-bit edition) KB4461543 Jan 8, 2019
Microsoft Word 2016 (64-bit edition) KB4461543 Jan 8, 2019
Word Automation Services on Microsoft SharePoint Server 2010 Service Pack 2 KB4461612 Jan 8, 2019

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