CVE-2020-15973

Description

Insufficient policy enforcement in extensions in Google Chrome prior to 86.0.4240.75 allowed an attacker who convinced a user to install a malicious extension to bypass same origin policy via a crafted Chrome Extension.

6.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.82% Top 30%

Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory googleblog.com Vendor Advisory crbug.com

Affected: Google Chrome

References

Link	Tags
https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop.html	release notes vendor advisory
https://crbug.com/1106890	permissions required vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html	mailing list third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4GWCWNHTTYOH6HSFUXPGPBB6J6JYZHZE/	vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/24QFL4C3AZKMFVL7LVSYMU2DNE5VVUGS/	vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M/	vendor advisory
https://www.debian.org/security/2021/dsa-4824	third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-15973?: CVE-2020-15973 has been scored as a medium severity vulnerability.
How to fix CVE-2020-15973?: To fix CVE-2020-15973, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-15973 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-15973 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-15973?: CVE-2020-15973 affects Google Chrome.

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