CVE-2018-6168: CORS bypass in Blink

Published Apr 3, 2018
·
Updated

A cors bypass flaw was found in the Blink component of the Chromium browser.

Upstream bug(s):

https://code.google.com/p/chromium/issues/detail?id=828265

External References:

https://chromereleases.googleblog.com/2018/07/stable-channel-update-for-desktop.html

Other sources

Information leak in media engine in Google Chrome prior to 68.0.3440.75 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.

Credit

Gunes Acar(Princeton University), Danny Y. Huang(Princeton University), Frank Li(UC Berkeley)

Affected Software

4 affected componentsFixes available
debian/chromium-browser
redhat/chromium-browser<68.0.3440.75
68.0.3440.75
Google Chrome<68.0.3440.75
68.0.3440.75
Google Chrome<68.0.3440.75

Remediation

Event History

Apr 3, 2018
CVE Published
12:00 AM
Jun 27, 2019
CVE Published
via MITRE·04:13 PM
Data Sourced
via MITRE·04:13 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2018-6168?

CVE-2018-6168 is a vulnerability that allows a remote attacker to obtain potentially sensitive information from process memory in Google Chrome prior to version 68.0.3440.75.

2

How does CVE-2018-6168 work?

CVE-2018-6168 works by bypassing the Cross-Origin Resource Sharing (CORS) mechanism in the Blink engine, leading to an information leak in the media engine.

3

What is the severity of CVE-2018-6168?

CVE-2018-6168 has a severity of 6.5 out of 10, which is considered medium.

4

Which software versions are affected by CVE-2018-6168?

Google Chrome versions prior to 68.0.3440.75 are affected by CVE-2018-6168.

5

How can I fix CVE-2018-6168?

To fix CVE-2018-6168, update Google Chrome to version 68.0.3440.75 or later.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203