CVE-2020-16855 MEDIUM

CVE-2020-16855: Microsoft Office Information Disclosure Vulnerability

Vendor Microsoft
Product Microsoft Office 2019 for Mac
Published September 11, 2020
Last update August 4, 2024

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

<p>An information disclosure vulnerability exists when Microsoft Office software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory. An attacker who successfully exploited the vulnerability could view out of bound memory.</p> <p>Exploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft Office software.</p> <p>The security update addresses the vulnerability by properly initializing the affected variable.</p>

Key dates

02Disclosure timeline

September 11, 2020 CVE published
August 4, 2024 Record updated