High severity · published Aug 17, 2020
CVE-2020-1583
An information disclosure vulnerability exists when Microsoft Word improperly discloses the contents of its memory
8.8
CVSS
4.9%
EPSS
No
On KEV
Description
An information disclosure vulnerability exists when Microsoft Word 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. 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. The update addresses the vulnerability by changing the way certain Word functions handle objects in memory.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.9% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OF
Office · Microsoft
2010; 2016; 2019; 2019 · source: NVD
SH
SharePoint · Microsoft
2010; 2019 · source: NVD
OO
Office Online Server · Microsoft
All versions, or not specified · source: NVD
OW
Office Web Apps · Microsoft
2010; 2013 · source: NVD
WO
Word · Microsoft
2010; 2013; 2013; 2016 · source: NVD
Affected product
OF
Office
Microsoft
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