Actively exploited · Published Nov 3, 2020 · Assigned by Chrome

CVE-2020-16010

Critical 9.6 Exploited

In plain English

A critical-severity heap buffer overflow in Chrome from Google. Attackers are actively exploiting it in the wild (listed by CISA on November 3, 2021). The chance it is exploited in the next 30 days is estimated at 6.4% (higher than 94% of all known vulnerabilities). Apply updates per vendor instructions.

Severity (CVSS 3.1)9.6Critical

Exploit odds (30 days)6.4%top 6.3% of all CVEs

Exploited in the wildYesCISA KEV since Nov 3, 2021

Attack toolingNoneno public tooling known

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by May 3, 2022.

Official description

Heap buffer overflow in UI in Google Chrome on Android prior to 86.0.4240.185 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected products (as reported)

Vendor	Product	Versions
Google	Chrome	unspecified – before 86.0.4240.185

Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

References

https://crbug.com/1144368 x_refsource_MISC
https://chromereleases.googleblog.com/2020/11/chrome-for-android-update.html x_refsource_MISC
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-16010 government-resource