Improper access control in Google Chrome - CVE-2020-6519

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Main Vulnerability Database Vulnerabilities #VU29864

Improper access control in Google Chrome - CVE-2020-6519

Published: July 14, 2020 / Updated: June 9, 2023


Vulnerability identifier: #VU29864
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-6519
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild

Vulnerability details

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to improper access restrictions in CSP. A remote attacker can create a specially crafted web page, trick the victim into visiting it, bypass implemented security restrictions and gain unauthorized access to sensitive information.


Affected software

Google Chrome
Gentoo Linux
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Scientific Computing
Fedora
SUSE Linux
Opensuse
chromium (Debian package)
chromium-browser (Red Hat package)
chromium

How to mitigate CVE-2020-6519

Update to version 84.0.4147.89.

Google Chrome - update to 84.0.4147.89
chromium (Debian package) - update to 87.0.4280.88-0.4~deb10u1
chromium-browser (Red Hat package) - update to 84.0.4147.105-2.el6_10
chromium - addressed in versions 84.0.4147.89-1.el7, 84.0.4147.89-1.el8, 84.0.4147.89-1.fc31, 84.0.4147.89-1.fc32

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins