CVE-2018-6093: Same orig in bypass in Service Worker

Published Nov 1, 2017
·
Updated

A same origin bypass flaw was found in the Service Worker component of the Chromium browser.

Upstream bug(s):

https://code.google.com/p/chromium/issues/detail?id=780435

External References:

https://chromereleases.googleblog.com/2018/04/stable-channel-update-for-desktop.html

Other sources

Insufficient origin checks in Blink in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Credit

Jun Kokatsu@@shhnjk

Affected Software

9 affected componentsFixes available
debian/chromium-browser
redhat/chromium-browser<66.0.3359.117
66.0.3359.117
Google Chrome<66.0.3359.117
66.0.3359.117
Google Chrome<66.0.3359.117
Debian Debian Linux=8.0
Debian Debian Linux=9.0
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Workstation=6.0

Remediation

Event History

Nov 1, 2017
CVE Published
12:00 AM
Jan 9, 2019
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2018-6093?

CVE-2018-6093 has been assigned a high severity rating due to its potential to allow same origin policy bypass in web applications.

2

How do I fix CVE-2018-6093?

To fix CVE-2018-6093, update your version of Chromium or Chrome to at least 66.0.3359.117.

3

Which versions of Chromium are affected by CVE-2018-6093?

Chromium versions prior to 66.0.3359.117 are affected by CVE-2018-6093.

4

How does CVE-2018-6093 impact web security?

CVE-2018-6093 impacts web security by potentially allowing malicious scripts from one origin to access data from another origin.

5

Is CVE-2018-6093 a browser-specific vulnerability?

Yes, CVE-2018-6093 specifically affects the Chromium browser and derivatives such as Google Chrome.

Contact

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