CVE-2020-15966: Insufficient policy enforcement in extensions

Published Aug 6, 2020
·
Updated

Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information via a crafted Chrome Extension.

Credit

David Erceg

Affected Software

11 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1120.0.6099.129-1~deb11u1119.0.6045.199-1~deb12u1120.0.6099.129-1~deb12u1120.0.6099.129-1
Google Chrome<85.0.4183.121
85.0.4183.121
Google Chrome<85.0.4183.121
Debian Debian Linux=10.0
openSUSE Backports SLE=15.0-sp1
openSUSE Backports SLE=15.0-sp2
openSUSE Leap=15.1
openSUSE Leap=15.2
Fedoraproject Fedora=31
Fedoraproject Fedora=32
Fedoraproject Fedora=33

Remediation

Event History

Aug 6, 2020
CVE Published
12:00 AM
Sep 21, 2020
CVE Published
via MITRE·07:06 PM
Data Sourced
via MITRE·07:06 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2020-15966?

CVE-2020-15966 has been classified as a medium severity vulnerability.

2

How do I fix CVE-2020-15966?

To fix CVE-2020-15966, upgrade to Google Chrome version 85.0.4183.121 or later.

3

Which versions of Chrome are affected by CVE-2020-15966?

CVE-2020-15966 affects Google Chrome versions prior to 85.0.4183.121.

4

What types of attacks are possible with CVE-2020-15966?

CVE-2020-15966 allows attackers to obtain potentially sensitive information via a malicious Chrome extension.

5

Is this vulnerability present in other browsers?

CVE-2020-15966 specifically affects Google Chrome and is not known to be present in other browsers.

Contact

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