CVE-2024-6102 – This vulnerability allows remote attackers to e... (How to Fix)

Q: What is the severity of CVE-2024-6102?

CVE-2024-6102 has a CVSS score of 8.8 (HIGH). This vulnerability allows remote attackers to exploit heap corruption through out-of-bounds memory access in Chrome's Dawn component. Attackers can trigger this via a crafted HTML page, potentially leading to arbitrary code execution. All users running vulnerable versions of Google Chrome are affected.

📋 TL;DR

This vulnerability allows remote attackers to exploit heap corruption through out-of-bounds memory access in Chrome's Dawn component. Attackers can trigger this via a crafted HTML page, potentially leading to arbitrary code execution. All users running vulnerable versions of Google Chrome are affected.

💻 Affected Systems

Products:

Google Chrome
Chromium-based browsers

Versions: Prior to 126.0.6478.114

Operating Systems: Windows, Linux, macOS, Android, iOS

Default Config Vulnerable: ⚠️ Yes

Notes: All standard Chrome installations are vulnerable. Dawn is WebGPU implementation component.

📦 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...

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⚠️ Risk & Real-World Impact

🔴

Worst Case

Remote code execution leading to complete system compromise, data theft, or ransomware deployment.

🟠

Likely Case

Browser crash (denial of service) or limited memory corruption that could be leveraged for further exploitation.

🟢

If Mitigated

No impact if Chrome is updated to patched version or if exploit attempts are blocked by security controls.

🌐 Internet-Facing: HIGH

🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ⚠️ Yes

Complexity: MEDIUM

Exploitation requires user to visit malicious webpage. No public exploit code available at disclosure.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 126.0.6478.114

Vendor Advisory: https://chromereleases.googleblog.com/2024/06/stable-channel-update-for-desktop_18.html

Restart Required: Yes

Instructions:

1. Open Chrome. 2. Click three-dot menu → Help → About Google Chrome. 3. Chrome will automatically check for and install update. 4. Click 'Relaunch' to restart Chrome.

🔧 Temporary Workarounds

Disable WebGPU

all

Temporarily disable Dawn/WebGPU component to prevent exploitation

chrome://flags/#enable-webgpu
Set to 'Disabled'

🧯 If You Can't Patch

Use browser isolation technology or virtual browsers for untrusted web content
Implement strict web filtering to block malicious sites and untrusted HTML content

🔍 How to Verify

Check if Vulnerable:

Check Chrome version: if below 126.0.6478.114, system is vulnerable.

Check Version:

chrome://version/ or 'google-chrome --version' on Linux

Verify Fix Applied:

Confirm Chrome version is 126.0.6478.114 or higher after update.

📡 Detection & Monitoring

Log Indicators:

Chrome crash reports
Process termination events
Memory access violation logs

Network Indicators:

Requests to known exploit hosting domains
Unusual WebGPU API calls

SIEM Query:

source="chrome_crash_reports" AND (process_name="chrome.exe" OR process_name="chrome") AND severity="HIGH"

📊 Metadata

CVE ID: CVE-2024-6102

CVSS v3 Score: 8.8 (HIGH)

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE: CWE-787

Published: June 20, 2024

Last Updated: November 21, 2024

🔗 References

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🔗 Related Vulnerabilities

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