CVE-2018-17463KEV · OVERDUE

Google Chromium V8 Remote Code Execution Vulnerability

High · published November 14, 2018

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 99.7th percentile for exploit probability.

1584
days past CISA
deadline
CVSS v3.1
8.8
EPSS
85%
Percentile
99.7
In the wild
Confirmed
What it is

🚨 Here’s a nasty one! A crafty crafted HTML page can slip through the defenses of Google Chrome, executing arbitrary code in a sandbox with just the right touch. 🔥 Think of it like a performance artist sneaking into a secured venue — they look harmless, but once inside, they can take over the show with their antics! Just like that, this vulnerability lets attackers execute code where they shouldn’t be able to. An attacker could exploit this flaw to run arbitrary code, potentially compromising the entire system. This means they could steal data, manipulate files, or even spread malware from a seemingly innocent webpage! Talk about a digital nightmare!

Put simply

Think of it like a performance artist sneaking into a secured venue — they look harmless, but once inside, they can take over the show with their antics! Just like that, this vulnerability lets attackers execute code where they shouldn’t be able to. The vulnerability arises from an incorrect side effect annotation in the V8 engine used by Google Chrome, allowing remote code execution due to improper handling of crafted HTML content.

What to do

An attacker could exploit this flaw to run arbitrary code, potentially compromising the entire system. This means they could steal data, manipulate files, or even spread malware from a seemingly innocent webpage! Talk about a digital nightmare! Patch your Google Chrome to version 70.0.3538.64 or later immediately! Make sure your security settings are up-to-date and consider running a security audit on your browsers regularly to catch these sneaky vulnerabilities. 🛡️ You’ve got this! Follow these steps and empower your browsing experience to stay secure! 💪✨

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
0.84564 · 99.7th percentile
Published
2018-11-14T15:00Z
KEV added
2022-06-08 · due 2022-06-22
EPSS history
Timeline
  • 08 JUN 00:00Z
    Added to CISA KEV — remediate by Jun 22
    kev
  • 14 NOV 15:00Z
    Incorrect side effect annotation in V8 in Google Chrome prior to 70.0.3538.64 allowed a remote attacker to execute arbitrary code inside a sandbox via a…
    cvelistv5