CVE-2019-5781: Insufficient policy enforcement in Omnibox

Published Oct 18, 2018
·
Updated

An insufficient policy enforcement flaw was found in the Omnibox component of the Chromium browser.

Upstream bug(s):

https://code.google.com/p/chromium/issues/detail?id=896725

External References:

https://chromereleases.googleblog.com/2019/01/stable-channel-update-for-desktop.html

Other sources

Incorrect handling of a confusable character in Omnibox in Google Chrome prior to 72.0.3626.81 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted domain name.

Credit

evi1m0(Bilibili Security Team)

Affected Software

10 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1118.0.5993.70-1~deb11u1116.0.5845.180-1~deb12u1118.0.5993.70-1~deb12u1118.0.5993.70-1
redhat/chromium-browser<72.0.3626.81
72.0.3626.81
Google Chrome<72.0.3626.81
72.0.3626.81
Google Chrome<72.0.3626.81
Debian Debian Linux=9.0
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Workstation=6.0
Fedoraproject Fedora=29
Fedoraproject Fedora=30

Remediation

Event History

Oct 18, 2018
CVE Published
12:00 AM
Feb 19, 2019
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
DescriptionWeakness
Data Sourced
via NVD·05:29 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2019-5781?

CVE-2019-5781 is classified as a medium severity vulnerability due to its insufficient policy enforcement in the Chromium browser.

2

How do I fix CVE-2019-5781?

To remediate CVE-2019-5781, you should update to the latest version of Chromium or Chrome, specifically versions 90.0.4430.212 or higher.

3

Which versions of Chrome are affected by CVE-2019-5781?

CVE-2019-5781 affects Google Chrome versions up to and including 72.0.3626.81.

4

Are there any specific distributions that need to consider CVE-2019-5781?

Yes, Debian and Red Hat distributions should address CVE-2019-5781 in their corresponding Chromium package updates.

5

What component of the Chromium browser is impacted by CVE-2019-5781?

CVE-2019-5781 affects the Omnibox component of the Chromium browser.

Contact

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