// For flags

CVE-2021-31178

Microsoft Office Information Disclosure Vulnerability

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Microsoft Office Information Disclosure Vulnerability

Una vulnerabilidad de Divulgación de Información de Microsoft Office

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-04-14 CVE Reserved
  • 2021-05-11 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-10-14 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-191: Integer Underflow (Wrap or Wraparound)
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
Search vendor "Microsoft"
365 Apps
Search vendor "Microsoft" for product "365 Apps"
-enterprise
Affected
Microsoft
Search vendor "Microsoft"
Excel
Search vendor "Microsoft" for product "Excel"
2013
Search vendor "Microsoft" for product "Excel" and version "2013"
sp1
Affected
Microsoft
Search vendor "Microsoft"
Excel
Search vendor "Microsoft" for product "Excel"
2013
Search vendor "Microsoft" for product "Excel" and version "2013"
sp1, rt
Affected
Microsoft
Search vendor "Microsoft"
Excel
Search vendor "Microsoft" for product "Excel"
2016
Search vendor "Microsoft" for product "Excel" and version "2016"
-
Affected
Microsoft
Search vendor "Microsoft"
Office
Search vendor "Microsoft" for product "Office"
2013
Search vendor "Microsoft" for product "Office" and version "2013"
sp1
Affected
Microsoft
Search vendor "Microsoft"
Office
Search vendor "Microsoft" for product "Office"
2013
Search vendor "Microsoft" for product "Office" and version "2013"
sp1, rt
Affected
Microsoft
Search vendor "Microsoft"
Office
Search vendor "Microsoft" for product "Office"
2016
Search vendor "Microsoft" for product "Office" and version "2016"
-
Affected
Microsoft
Search vendor "Microsoft"
Office
Search vendor "Microsoft" for product "Office"
2019
Search vendor "Microsoft" for product "Office" and version "2019"
-
Affected
Microsoft
Search vendor "Microsoft"
Office Online Server
Search vendor "Microsoft" for product "Office Online Server"
--
Affected
Microsoft
Search vendor "Microsoft"
Office Web Apps Server
Search vendor "Microsoft" for product "Office Web Apps Server"
2013
Search vendor "Microsoft" for product "Office Web Apps Server" and version "2013"
sp1
Affected
Microsoft
Search vendor "Microsoft"
Word
Search vendor "Microsoft" for product "Word"
2013
Search vendor "Microsoft" for product "Word" and version "2013"
sp1
Affected
Microsoft
Search vendor "Microsoft"
Word
Search vendor "Microsoft" for product "Word"
2013
Search vendor "Microsoft" for product "Word" and version "2013"
sp1, rt
Affected
Microsoft
Search vendor "Microsoft"
Word
Search vendor "Microsoft" for product "Word"
2016
Search vendor "Microsoft" for product "Word" and version "2016"
-
Affected