// For flags

CVE-2019-1110

Microsoft Office Excel Out-Of-Bounds Read Remote Code Execution Vulnerability

Severity Score

8.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka 'Microsoft Excel Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-1111.

Se presenta una vulnerabilidad de ejecución de código remota en el programa de Microsoft Excel cuando el programa no puede manejar apropiadamente los objetos en la memoria, también se conoce como 'Microsoft Excel Remote Code Execution Vulnerability'. El ID de este CVE es diferente de CVE-2019-1111.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable instances of Microsoft Office Excel. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of note nodes within xls files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

*Credits: yingxinlei and liujialing
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-11-26 CVE Reserved
  • 2019-07-10 CVE Published
  • 2023-05-18 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
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"
Excel
Search vendor "Microsoft" for product "Excel"
2010
Search vendor "Microsoft" for product "Excel" and version "2010"
sp2
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"
2016
Search vendor "Microsoft" for product "Office" and version "2016"
mac_os_x
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 365 Proplus
Search vendor "Microsoft" for product "Office 365 Proplus"
--
Affected