CVE-2020-16855

medium Microsoft
CVSS v3 Base Score
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score
19.9%
Exploitation probability in 30 days
Top 5% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Published: September 11, 2020 (2071 days ago)
Last Modified: February 23, 2026
Vendor: Microsoft

Description

<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>

CWE

CWE-125

Affected Products

microsoft office

References

🔗 portal.msrc.microsoft.com 🔗 portal.msrc.microsoft.com