Security restrictions bypass in Microsoft Outlook



Published: 2020-06-09
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-1229
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Microsoft Office
Client/Desktop applications / Office applications

Microsoft Word
Client/Desktop applications / Office applications

Microsoft Office for Mac
Client/Desktop applications / Office applications

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU28906

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-1229

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists in Microsoft Outlook when Office fails to enforce security settings configured on a system. A remote attacker can send an email with a specially crafted image and bypass implemented security restrictions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Office: 2010 Service Pack 2 - 2019 for Mac

Microsoft Word: 2010 - 2016

Microsoft Office for Mac: 2016


CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1229

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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