Security feature bypass in Microsoft Outlook



Published: 2020-02-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-0696
CWE-ID CWE-254
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Microsoft Office
Client/Desktop applications / Office applications

Microsoft Outlook
Client/Desktop applications / Office applications

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Security Features

EUVDB-ID: #VU25203

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-0696

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

This vulnerability allows a local attacker to bypass security rescritions feature.

The vulnerability exists due to the Microsoft Outlook software improperly handles the parsing of URI formats. A remote attacker can trick a victim to open a specially crafted URI and execute target application.

The security feature bypass by itself does not allow arbitrary code execution. However, to successfully exploit the vulnerability, an attacker would have to use it in conjunction with another vulnerability, such as a remote code execution vulnerability.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Office: 365 ProPlus - 2019

Microsoft Outlook: 2010 Service Pack 2 - 2016


CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0696

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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