CVE-2020-6425: Input Validation
An insufficient policy enforcement flaw was found in the extensions component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=1031670
External References:
https://chromereleases.googleblog.com/2020/03/stable-channel-update-for-desktop18.html
Other sources
Insufficient policy enforcement in extensions in Google Chrome prior to 80.0.3987.149 allowed an attacker who convinced a user to install a malicious extension to bypass site isolation via a crafted Chrome Extension.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/chromiumto a version that resolves this vulnerability.Fixed in 90.0.4430.212-1~deb10u1Fixed in 116.0.5845.180-1~deb11u1Fixed in 120.0.6099.129-1~deb11u1Fixed in 119.0.6045.199-1~deb12u1Fixed in 120.0.6099.129-1~deb12u1Fixed in 120.0.6099.129-1 - Upgrade
Upgrade
redhat/chromium-browserto a version that resolves this vulnerability.Fixed in 80.0.3987.149 - Upgrade
Upgrade
Google Chrome/Chromium extensionsto a version that resolves this vulnerability.Fixed in 80.0.3987.149
Event History
Frequently Asked Questions
What is the vulnerability ID of this vulnerability?
The vulnerability ID is CVE-2020-6425.
What is the severity of CVE-2020-6425?
The severity of CVE-2020-6425 is high with a severity value of 5.4.
What software versions are affected by CVE-2020-6425?
Google Chrome versions prior to 80.0.3987.149 and Chromium versions prior to 90.0.4430.212-1~deb10u1, 116.0.5845.180-1~deb11u1, 118.0.5993.117-1~deb11u1, 116.0.5845.180-1~deb12u1, 118.0.5993.117-1~deb12u1, 118.0.5993.117-1, and 119.0.6045.105-1 are affected by CVE-2020-6425.
How can an attacker exploit CVE-2020-6425?
An attacker can exploit CVE-2020-6425 by convincing a user to install a malicious extension in Google Chrome.
How can I fix CVE-2020-6425?
To fix CVE-2020-6425, update Google Chrome to version 80.0.3987.149 or later, or update Chromium to version 90.0.4430.212-1~deb10u1, 116.0.5845.180-1~deb11u1, 118.0.5993.117-1~deb11u1, 116.0.5845.180-1~deb12u1, 118.0.5993.117-1~deb12u1, 118.0.5993.117-1, or 119.0.6045.105-1.