CVE-2019-0541 : A remote code execution vulnerability exists in the way that the MSHTML engine inproperly validates input, aka "MSHTML E

A remote code execution vulnerability exists in the way that the MSHTML engine inproperly validates input, aka "MSHTML Engine Remote Code Execution Vulnerability." This affects Microsoft Office, Microsoft Office Word Viewer, Internet Explorer 9, Internet Explorer 11, Microsoft Excel Viewer, Internet Explorer 10, Office 365 ProPlus.

Published 2019-01-08 21:29:00

Updated 2020-09-28 12:58:06

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Execute code

CVE-2019-0541 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:

Microsoft MSHTML Remote Code Execution Vulnerability

CISA required action:

Apply updates per vendor instructions.

CISA description:

Microsoft MSHTML engine contains an improper input validation vulnerability that allows for remote code execution vulnerability.

Added on 2021-11-03 Action due date 2022-05-03

Exploit prediction scoring system (EPSS) score for CVE-2019-0541

EPSS FAQ

97.33%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 100 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-0541

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
9.3	HIGH	AV:N/AC:M/Au:N/C:C/I:C/A:C	8.6	10.0	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
8.8	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-0541

CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-0541

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541

CVE-2019-0541 | MSHTML Engine Remote Code Execution Vulnerability
Patch;Vendor Advisory
http://www.securityfocus.com/bid/106402

Microsoft Internet Explorer CVE-2019-0541 Remote Code Execution Vulnerability
Third Party Advisory;VDB Entry
https://www.exploit-db.com/exploits/46536/

Microsoft Windows MSHTML Engine - 'Edit' Remote Code Execution
Exploit;Third Party Advisory;VDB Entry

Products affected by CVE-2019-0541