SB2020111124 - Multiple vulnerabilities in Google Chrome

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Improperly implemented security check for standard (CVE-ID: CVE-2020-16013)

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

Note, the vulnerability is being actively exploited in the wild.

2) Use-after-free (CVE-ID: CVE-2020-16017)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the site isolation component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Remediation

Install update from vendor's website.

References

• https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_11.html
• https://crbug.com/1147206
• https://crbug.com/1146709