CVE-2020-16010
Published: November 3, 2021
Official Description
Google Chrome for Android UI contains a heap buffer overflow vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page.
CISA KEV Advisory
Google Chrome for Android UI Heap Buffer Overflow Vulnerability
Google Chrome for Android UI contains a heap buffer overflow vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page.
Apply updates per vendor instructions.
Risk Analysis
A heap buffer overflow in Google Chrome for Android UI could allow a remote attacker, after compromising the renderer process, to perform a sandbox escape via a crafted HTML page. The high EPSS score and confirmed exploitation by CISA underscore the urgency of patching this vulnerability. This flaw is rated as HIGH severity.
This vulnerability is actively being exploited in the wild. It requires a compromised renderer process but can lead to a sandbox escape via a crafted HTML page.
Android users of Google Chrome should update their browser to the latest version to mitigate this heap buffer overflow. Regularly update all applications and operating systems to enhance security.
Technical Analysis
CVE-2020-16010 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2020-16010 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-16010 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1