Zero-day vulnerability in Google Chrome for Android

Heap-based buffer overflow
CVE-2020-16010

Vulnerability details

Advisory: SB2020110306 - Remote code execution in Google Chrome for Android

Vulnerable component: Google Chrome for Android

CVE-ID: CVE-2020-16010

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Description:

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

The vulnerability exists due to a heap-based buffer overflow when processing untrusted HTML content in UI in Google Chrome on Android. An remote attacker, who had compromised the renderer process, can  perform a sandbox escape via a crafted HTML page.

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

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

External links:

https://chromereleases.googleblog.com/2020/11/chrome-for-android-update.html


About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.