CVE-2022-1364KEV · OVERDUE

Google Chromium V8 Type Confusion Vulnerability

High · published July 26, 2022

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.8. It is confirmed in active exploitation. It sits in the 96.5th percentile for exploit probability.

1631
days past CISA
deadline
CVSS v3.1
8.8
EPSS
14%
Percentile
96.5
In the wild
Confirmed
What it is

🚨 A simple crafted HTML page is all it takes for an attacker to potentially exploit heap corruption in Google Chrome! 🔥 Think of this vulnerability like a restaurant that serves a dish with a surprise ingredient — if the chef isn't careful, they could mix up the flavors and create something disastrous for your taste buds. In this case, the "dish" is the V8 Turbofan engine, and the surprise ingredient is the mishandled data! An attacker could craft a malicious HTML page that, when loaded, may lead to unexpected behavior in the browser, allowing them to execute arbitrary code. This means they could potentially steal your data, hijack your sessions, or even take complete control of your system! Absolutely devastating!

Put simply

Think of this vulnerability like a restaurant that serves a dish with a surprise ingredient — if the chef isn't careful, they could mix up the flavors and create something disastrous for your taste buds. In this case, the "dish" is the V8 Turbofan engine, and the surprise ingredient is the mishandled data! This vulnerability stems from type confusion in V8 Turbofan, allowing remote attackers to exploit heap corruption, thus resulting in code execution under certain conditions. It’s a sneaky way that improper type handling can lead to severe consequences!

What to do

An attacker could craft a malicious HTML page that, when loaded, may lead to unexpected behavior in the browser, allowing them to execute arbitrary code. This means they could potentially steal your data, hijack your sessions, or even take complete control of your system! Absolutely devastating! Patch your Google Chrome to version 100.0.4896.127 or later immediately to close this security hole. Regularly check for updates to ensure your browser remains secure against these crafty exploits! You've got this! Follow these steps, and you'll be cruising the web securely in no time! 🛡️

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.13921 · 96.5th percentile
Published
2022-07-26T21:30Z
KEV added
2022-04-15 · due 2022-05-06
EPSS history
Timeline
  • 26 JUL 21:30Z
    Type confusion in V8 Turbofan in Google Chrome prior to 100.0.4896.127 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page
    cvelistv5
  • 15 APR 00:00Z
    Added to CISA KEV — remediate by May 6
    kev