CVE-2024-21413: Microsoft Outlook Improper Input Validation Vulnerability
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.
Other sources
Microsoft Outlook Remote Code Execution Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.5435.1001Fixed in 16.0.5435.1000Patch KB5002519 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2024-21413?
CVE-2024-21413 is categorized as a critical remote code execution vulnerability in Microsoft Outlook.
How do I fix CVE-2024-21413?
To mitigate CVE-2024-21413, ensure you apply the latest security updates provided by Microsoft for the affected software.
Which software is affected by CVE-2024-21413?
CVE-2024-21413 affects Microsoft 365 Apps for Enterprise, Microsoft Office 2019, Microsoft Office 2016, Microsoft Office LTSC 2021, and Microsoft Exchange Server.
Can CVE-2024-21413 be exploited remotely?
Yes, CVE-2024-21413 can be exploited remotely, potentially allowing attackers to execute arbitrary code on affected systems.
What are the potential impacts of CVE-2024-21413?
Exploitation of CVE-2024-21413 could lead to unauthorized access, data breaches, and complete control of affected systems.