CVE-2020-16010KEV · OVERDUE

Google Chrome for Android UI Heap Buffer Overflow Vulnerability

Critical · published November 3, 2020

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.6. It is confirmed in active exploitation. It sits in the 93.6th percentile for exploit probability.

1634
days past CISA
deadline
CVSS v3.1
9.6
EPSS
6%
Percentile
93.6
In the wild
Confirmed
What it is

🚨 A heap buffer overflow in Google Chrome for Android could let sneaky attackers escape the sandbox with just a crafted HTML page! 🔥 Think of it like a magician slipping through a poorly guarded backstage door at a concert. Everything looks secure on stage, but there’s a tiny oversight that allows the magician to disrupt the whole show! In this case, a malicious actor could take control of the renderer process to execute arbitrary code, potentially leading to complete takeover of your device. This is absolutely devastating—imagine an intruder gaining full access to your personal data and activities!

Put simply

Think of it like a magician slipping through a poorly guarded backstage door at a concert. Everything looks secure on stage, but there’s a tiny oversight that allows the magician to disrupt the whole show! This vulnerability arises from a heap buffer overflow in the UI component of Chrome on Android, enabling attackers to manipulate memory and potentially escape the confines of the sandbox environment.

What to do

In this case, a malicious actor could take control of the renderer process to execute arbitrary code, potentially leading to complete takeover of your device. This is absolutely devastating—imagine an intruder gaining full access to your personal data and activities! Update your Google Chrome on Android to version 86.0.4240.185 or later immediately to patch this critical flaw. Always be cautious of suspicious links and content while browsing. 🛡️ You've got this! Stay vigilant and keep your devices secure! 💪✨

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.06363 · 93.6th percentile
Published
2020-11-03T02:21Z
KEV added
2021-11-03 · due 2022-05-03
EPSS history
Timeline
  • 03 NOV 00:00Z
    Added to CISA KEV — remediate by May 3
    kev
  • 03 NOV 02:21Z
    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…
    cvelistv5