CVE-2024-43461 Overview
The Windows MSHTML Platform Spoofing Vulnerability (CVE-2024-43461) is a critical flaw that allows attackers to manipulate the MSHTML component, potentially leading to spoofing attacks. Exploiting this vulnerability can enable threat actors to impersonate legitimate websites or applications, causing users to unwittingly expose sensitive information.
Critical Impact
This vulnerability has a high CVSS score of 8.8 and is actively exploited in the wild, making immediate patching essential.
Affected Products
- Microsoft Windows 10 1507
- Microsoft Windows 10 1607
- Microsoft Windows 10 1809
Discovery Timeline
- Not Available - Vulnerability discovered by Not Available
- Not Available - Responsible disclosure to Microsoft
- Not Available - CVE CVE-2024-43461 assigned
- Not Available - Microsoft releases security patch
- 2024-09-10 - CVE CVE-2024-43461 published to NVD
- 2025-10-28 - Last updated in NVD database
Technical Details for CVE-2024-43461
Vulnerability Analysis
CVE-2024-43461 resides within the MSHTML platform, where improper handling of HTML contents allows attackers to craft malicious documents. By exploiting this vulnerability, an attacker can alter the appearance of web content, making phishing attempts difficult to detect.
Root Cause
The root cause of this vulnerability stems from inadequate validation of HTML input, leading to improper URL rendering and spoofing.
Attack Vector
The attack vector is predominantly network-based, where attackers deliver specially crafted content via email or malicious websites.
// Example exploitation code (sanitized)
var maliciousURL = 'http://malicious.example.com';
var legitimateURL = document.getElementById('legitURL');
legitimateURL.href = maliciousURL;
Detection Methods for CVE-2024-43461
Indicators of Compromise
- Unusual redirects to known phishing domains
- Unexpected HTTP requests from MSHTML
- HTML files with abnormal attributes or scripts
Detection Strategies
Utilize security software capable of detecting anomalies in browser behaviors and network traffic. Sentinels from SentinelOne can identify phishing attempts and unauthorized URL redirections that leverage this vulnerability.
Monitoring Recommendations
Continuously monitor network logs for connections to known malicious hosts and inspect emails for suspicious attachments or links.
How to Mitigate CVE-2024-43461
Immediate Actions Required
- Update Windows operating systems with the latest security patches released by Microsoft.
- Educate users about the risks of phishing and spoofed websites.
- Deploy security solutions like SentinelOne for advanced threat detection.
Patch Information
Patches are available through Microsoft's official advisory here.
Workarounds
Limit the use of MSHTML for parsing untrusted content and consider using alternative rendering engines where applicable.
# Configuration example to restrict MSHTML
Add-MpPreference -ExclusionPath "C:\Path\To\MSHTML"
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
