Vulnerability identifier: #VU16882

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-0561

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft Office for Mac
Client/Desktop applications / Office applications
Microsoft Office
Client/Desktop applications / Office applications
Microsoft Word
Client/Desktop applications / Office applications
Word Automation Services on Microsoft SharePoint Server
Server applications / Other server solutions
Microsoft Office Web Apps Server
Server applications / Application servers

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper usage of Microsoft Word macro buttons. A remote attacker can create a specially crafted Microsoft Word file, trick the victim into opening it and read contents of arbitrary file on the system.

Successful exploitation of the vulnerability requires knowledge of the exact location of the file.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft Office for Mac: 2016

Microsoft Office: 2010 Service Pack 2, 2019 - 2019 for Mac, 365 ProPlus, 2013 - 2013 RT

Microsoft Word:

Word Automation Services on Microsoft SharePoint Server: 2010 Service Pack 2

Microsoft Office Web Apps Server: 2010 Service Pack 2

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0561

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Q & A

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?

No. We are not aware of malware exploiting this vulnerability.