CVE-2020-6399

Description

Insufficient policy enforcement in AppCache in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.09% Top 25%
Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory googleblog.com
Affected: Google Chrome
Published at:
Updated at:

References

Link Tags
https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop.html vendor advisory
https://crbug.com/1039869 permissions required
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html vendor advisory mailing list third party advisory
https://access.redhat.com/errata/RHSA-2020:0514 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html vendor advisory
https://www.debian.org/security/2020/dsa-4638 vendor advisory
https://security.gentoo.org/glsa/202003-08 vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-6399?
CVE-2020-6399 has been scored as a medium severity vulnerability.
How to fix CVE-2020-6399?
To fix CVE-2020-6399, 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-2020-6399 being actively exploited in the wild?
It is possible that CVE-2020-6399 is being exploited or will be exploited in a near future based on public information. 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-2020-6399?
CVE-2020-6399 affects Google Chrome.
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