CVE-2019-6340KEV · OVERDUE

Drupal core - Highly critical - Remote Code Execution

High · published February 21, 2019

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.1. It is confirmed in active exploitation. It sits in the 99.8th percentile for exploit probability.

1652
days past CISA
deadline
CVSS v3.1
8.1
EPSS
92%
Percentile
99.8
In the wild
Confirmed
What it is

🚨 A sneaky flaw in Drupal could let attackers execute arbitrary PHP code if your site allows certain requests! 🔥 Think of it like a restaurant that doesn't check the ingredients in a takeout order; if a customer slips in something harmful, it could ruin the whole kitchen! 🍽️ This vulnerability can lead to an attacker executing code on your server, which means they could potentially take control, steal data, or wreak havoc on your site. It’s like giving someone the chef's hat and letting them make any dish they want without supervision — and we know how that ends!

Put simply

Think of it like a restaurant that doesn't check the ingredients in a takeout order; if a customer slips in something harmful, it could ruin the whole kitchen! 🍽️ In Drupal versions 8.5.x before 8.5.11 and 8.6.x before 8.6.10, improper sanitization of data from non-form sources allows arbitrary PHP code execution when specific web service modules are enabled.

What to do

This vulnerability can lead to an attacker executing code on your server, which means they could potentially take control, steal data, or wreak havoc on your site. It’s like giving someone the chef's hat and letting them make any dish they want without supervision — and we know how that ends! Upgrade to Drupal 8.5.11 or 8.6.10 immediately to patch this vulnerability. If you're using the RESTful Web Services module or others that allow PATCH or POST requests, review your configurations to ensure they're secure. Don't forget to keep an eye on other contributed modules for updates! You've got this! Follow these steps to secure your site, and you'll be a security hero in no time! 🦸‍♂️

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.92017 · 99.8th percentile
Published
2019-02-21T21:00Z
KEV added
2022-03-25 · due 2022-04-15
EPSS history
Timeline
  • 25 MAR 00:00Z
    Added to CISA KEV — remediate by Apr 15
    kev
  • 21 FEB 21:00Z
    Drupal core - Highly critical - Remote Code Execution
    cvelistv5