CVE-2019-1449

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.

Se presenta una vulnerabilidad de omisión de la característica de seguridad en la manera en que los componentes Click-to-Run (C2R) de Office manejan un archivo especialmente diseñado, lo que podría conllevar a un usuario estándar, de cualquier sandbox de AppContainer y Office LPAC Protected View, escale privilegios a SYSTEM. Para aprovechar este error, un atacante tendría que ejecutar un archivo especialmente diseñado, también se conoce como "Microsoft Office ClickToRun Security Feature Bypass Vulnerability".

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

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
2019-11-12 CVE Published
2024-03-25 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1449	2020-08-24

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
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