CVE-2024-7024
📋 TL;DR
This vulnerability in Chrome's V8 JavaScript engine allows an attacker to escape the browser sandbox via a malicious HTML page. All users running affected Chrome versions are vulnerable. The sandbox escape could lead to full system compromise.
💻 Affected Systems
- Google Chrome
- Chromium-based browsers
📦 What is this software?
Chrome by Google
Google Chrome is the world's most popular web browser, used by over 3 billion users globally across Windows, macOS, Linux, Android, and iOS platforms. As a Chromium-based browser developed by Google, Chrome dominates the browser market with approximately 65% market share, making it a critical compon...
Learn more about Chrome →⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with attacker gaining full control over the victim's machine, potentially installing persistent malware or stealing sensitive data.
Likely Case
Limited sandbox escape allowing attacker to execute code with user privileges, potentially accessing local files or system resources.
If Mitigated
No impact if Chrome is fully patched or if the malicious page is blocked by security controls.
🎯 Exploit Status
Exploitation requires user to visit a malicious webpage. No public exploit code is currently available.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 126.0.6478.54
Vendor Advisory: https://chromereleases.googleblog.com/2024/06/stable-channel-update-for-desktop_25.html
Restart Required: Yes
Instructions:
1. Open Chrome. 2. Click the three dots menu. 3. Go to Help > About Google Chrome. 4. Chrome will automatically check for and install updates. 5. Click 'Relaunch' to restart Chrome.
🔧 Temporary Workarounds
Disable JavaScript
allPrevents execution of malicious JavaScript that could trigger the vulnerability
chrome://settings/content/javascript
Use Site Isolation
allEnhances sandboxing by isolating each site in separate processes
chrome://flags/#site-isolation-trial-opt-out (set to Disabled)
🧯 If You Can't Patch
- Use alternative browsers until Chrome can be updated
- Implement web filtering to block malicious sites and restrict browsing
🔍 How to Verify
Check if Vulnerable:
Check Chrome version in chrome://settings/help or via 'chrome://version'Check Version:
google-chrome --version (Linux), 'Get-AppxPackage Microsoft.WindowsStore' (Windows PowerShell)Verify Fix Applied:
Confirm Chrome version is 126.0.6478.54 or later📡 Detection & Monitoring
Log Indicators:
- Chrome crash reports with V8-related errors
- Unusual process creation from Chrome
Network Indicators:
- Connections to known malicious domains serving HTML content
- Unusual outbound traffic from Chrome processes
SIEM Query:
process_name:chrome.exe AND (parent_process:explorer.exe OR cmd.exe) AND process_command_line:*powershell*