CVE-2020-16949 MEDIUM

CVE-2020-16949: Microsoft Outlook Denial of Service Vulnerability

Vendor Microsoft
Product Microsoft Office 2019
Published October 16, 2020
Last update August 4, 2024

CVSS base score

4.7/10
Attack vector Local
Attack complexity High
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C

What the vulnerability does

01Description

<p>A denial of service vulnerability exists in Microsoft Outlook software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could cause a remote denial of service against a system.</p> <p>Exploitation of the vulnerability requires that a specially crafted email be sent to a vulnerable Outlook server.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Outlook handles objects in memory.</p>

Key dates

02Disclosure timeline

October 16, 2020 CVE published
August 4, 2024 Record updated