title: Microsoft Excel Information Disclosure Vulnerability
description: <p>An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory. An attacker who exploited the vulnerability could use the information to compromise the user’s computer or data.</p>
<p>To exploit the vulnerability, an attacker could craft a special document file and then convince the user to open it. An attacker must know the memory address location where the object was created.</p>
<p>The update addresses the vulnerability by changing the way certain Excel functions handle objects in memory.</p>
problem types: Information Disclosure
affected:
{
vendor: Microsoft
product: Microsoft SharePoint Enterprise Server 2013 Service Pack 1
cpes: cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:enterprise:*:*:*
platforms: x64-based Systems
versions:
version: 15.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Office 2019
cpes: cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*
platforms: [32-bit Systems, x64-based Systems]
versions:
version: 19.0.0, lessThan: https://aka.ms/OfficeSecurityReleases, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Office 2019 for Mac
cpes: cpe:2.3:a:microsoft:office:2019:*:*:*:*:macos:*:*
platforms: Unknown
versions:
version: 16.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Office Online Server
cpes: cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*
platforms: Unknown
versions:
version: 16.0.1, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft 365 Apps for Enterprise
cpes: cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*
platforms: [32-bit Systems, x64-based Systems]
versions:
version: 16.0.1, lessThan: https://aka.ms/OfficeSecurityReleases, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Excel 2016
cpes: [cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*, cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x64:*]
platforms: [32-bit Systems, x64-based Systems]
versions:
version: 16.0.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Office 2016 for Mac
cpes: cpe:2.3:a:microsoft:office:2016:*:*:*:*:mac_os:*:*
platforms: Unknown
versions:
version: 16.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Excel 2010 Service Pack 2
cpes: cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:*:*
platforms: [32-bit Systems, x64-based Systems]
versions:
version: 13.0.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Excel 2013 Service Pack 1
cpes: [cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*, cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:x86:*, cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:x64:*]
platforms: [ARM64-based Systems, 32-bit Systems, x64-based Systems]
versions:
version: 15.0.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft Office Web Apps 2013 Service Pack 1
cpes: cpe:2.3:a:microsoft:office_web_apps:2013:sp1:*:*:*:*:*:*
platforms: Unknown
versions:
version: 15.0.0.0, lessThan: publication, versionType: custom, status: affected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
baseSeverity: MEDIUM
baseScore: 5.5
vectorString: 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
]