CVE-2024-21413

Microsoft Outlook Improper Input Validation Vulnerability

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

Act

*SSVC

Descriptions

Microsoft Outlook Remote Code Execution Vulnerability

Vulnerabilidad de ejecución remota de código de Microsoft Outlook

Microsoft Outlook contains an improper input validation vulnerability that allows for remote code execution. Successful exploitation of this vulnerability would allow an attacker to bypass the Office Protected View and open in editing mode rather than protected mode.

*Credits: N/A

CVSS Scores

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

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:Act

Exploitation

Active

Automatable

Yes

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2023-12-08 CVE Reserved
2024-02-13 CVE Published
2024-02-16 First Exploit
2025-02-06 Exploited in Wild
2025-02-07 CVE Updated
2025-02-27 KEV Due Date
2025-03-18 EPSS Updated

CWE

CWE-20: Improper Input Validation

CAPEC

References (22)

URL	Tag	Source
https://research.checkpoint.com/2024/the-risks-of-the-monikerlink-bug-in-microsoft-outlook-and-the-big-picture	Technical Description

URL	Date	SRC
https://github.com/DevAkabari/CVE-2024-21413	2024-02-28
https://github.com/X-Projetion/CVE-2024-21413-Microsoft-Outlook-RCE-Exploit	2024-05-03
https://github.com/DerZiad/CVE-2024-21413	2024-06-30
https://github.com/xaitax/CVE-2024-21413-Microsoft-Outlook-Remote-Code-Execution-Vulnerability	2024-02-19
https://github.com/duy-31/CVE-2024-21413	2024-02-17
https://github.com/CMNatic/CVE-2024-21413	2024-03-13
https://github.com/r00tb1t/CVE-2024-21413-POC	2024-02-16
https://github.com/Mdusmandasthaheer/CVE-2024-21413-Microsoft-Outlook-Remote-Code-Execution-Vulnerability	2024-02-20
https://github.com/ahmetkarakayaoffical/CVE-2024-21413-Microsoft-Outlook-Remote-Code-Execution-Vulnerability	2024-02-24
https://github.com/olebris/CVE-2024-21413	2024-06-28
https://github.com/th3Hellion/CVE-2024-21413	2024-05-11
https://github.com/HYZ3K/CVE-2024-21413	2024-08-01
https://github.com/MSeymenD/CVE-2024-21413	2024-02-19
https://github.com/ShubhamKanhere307/CVE-2024-21413	2024-06-18
https://github.com/dshabani96/CVE-2024-21413	2024-02-29
https://github.com/Redfox-Secuirty/Unveiling-Moniker-Link-CVE-2024-21413-Navigating-the-Latest-Cybersecurity-Landscape	2024-07-03
https://github.com/ThemeHackers/CVE-2024-21413	2024-08-31
https://github.com/D1se0/CVE-2024-21413-Vulnerabilidad-Outlook-LAB	2024-12-05
https://github.com/Cyber-Trambon/CVE-2024-21413-exploit	2025-02-10
https://github.com/ArtemCyberLab/Project-NTLM-Hash-Capture-and-Phishing-Email-Exploitation-for-CVE-2024-21413	2025-03-25

URL	Date	SRC
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21413	2024-05-29

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"		365 Apps Search vendor "Microsoft" for product "365 Apps"				-		enterprise		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 Long Term Servicing Channel Search vendor "Microsoft" for product "Office Long Term Servicing Channel"				2021 Search vendor "Microsoft" for product "Office Long Term Servicing Channel" and version "2021"		-		Affected