medium
6.5
CWE
79
Advisory Published
CVE Published
Updated

CVE-2019-5778: Insufficient policy enforcement in Extensions

First published: Wed Jan 02 2019(Updated: )

A missing case for handling special schemes in permission request checks in Extensions in Google Chrome prior to 72.0.3626.81 allowed an attacker who convinced a user to install a malicious extension to bypass extension permission checks for privileged pages via a crafted Chrome Extension.

Credit: cve-coordination@google.com David Erceg chrome-cve-admin@google.com

Affected SoftwareAffected VersionHow to fix
debian/chromium
90.0.4430.212-1~deb10u1
116.0.5845.180-1~deb11u1
118.0.5993.70-1~deb11u1
116.0.5845.180-1~deb12u1
118.0.5993.70-1~deb12u1
118.0.5993.70-1
redhat/chromium-browser<72.0.3626.81
72.0.3626.81
Google Chrome (Trace Event)<72.0.3626.81
72.0.3626.81
Google Chrome (Trace Event)<72.0.3626.81
Debian=9.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Workstation=6.0
Fedora=29
Fedora=30

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of CVE-2019-5778?

    CVE-2019-5778 is classified as a medium severity vulnerability.

  • How do I fix CVE-2019-5778?

    To mitigate CVE-2019-5778, update Google Chrome or Chromium to version 72.0.3626.81 or later.

  • What type of vulnerability is CVE-2019-5778?

    CVE-2019-5778 is a permissions bypass vulnerability related to Chrome extensions.

  • Which versions of Chrome are affected by CVE-2019-5778?

    CVE-2019-5778 affects Google Chrome versions prior to 72.0.3626.81.

  • Can CVE-2019-5778 be exploited remotely?

    Yes, CVE-2019-5778 can be exploited if a user installs a malicious extension.

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