Medium severity · published Sep 21, 2020
CVE-2020-6566
Insufficient policy enforcement in media in Google Chrome prior to 85.0.4183.83 allowed a remote attacker to leak cross-origin data via a crafted HTML page
6.5
CVSS
1.6%
EPSS
No
On KEV
Description
Insufficient policy enforcement in media in Google Chrome prior to 85.0.4183.83 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chrome · Google
before 85.0.4183.83 · source: NVD
BS
Backports Sle · Opensuse
15.0; 15.0 · source: NVD
DL
Debian Linux · Debian
10.0 · source: NVD
FE
Fedora · Fedoraproject
33 · source: NVD
LE
Leap · Opensuse
15.1; 15.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-6566
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-6566
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00072.html
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00078.html
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00081.html
Release Notes
https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop_25.html
Permissions Required
https://crbug.com/1065264
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EE7XWIZBME7JAY7N6CGPET4CLNHHEIVT/
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