CVE-2023-6016CWE-94

H2O Remote Code Execution via POJO Model Import

Critical · published November 16, 2023

CVSS v3.0
10.0
EPSS
31%
Percentile
98.2
In the wild
Unconfirmed
What it is

🚨 One tiny misstep in the POJO model import feature could unleash chaos — an attacker can execute remote code on your H2O dashboard server without breaking a sweat! 🔥 Think of it like a delivery driver who can walk into your office with a key because you left the back door wide open. If they know the right trick, they can give you a package (or in this case, malicious code) that runs unchecked. With remote code execution at their fingertips, an attacker could seize control of the entire server, potentially compromising sensitive data, altering settings, or even shutting down critical services. This isn't just a minor misconfiguration; it's an absolute game-changer that could lead to devastating consequences for your organization!

Put simply

Think of it like a delivery driver who can walk into your office with a key because you left the back door wide open. If they know the right trick, they can give you a package (or in this case, malicious code) that runs unchecked. CVE-2023-6016 is a critical vulnerability in the H2O dashboard that allows attackers to exploit the POJO model import feature, granting them remote code execution capabilities without authentication.

What to do

With remote code execution at their fingertips, an attacker could seize control of the entire server, potentially compromising sensitive data, altering settings, or even shutting down critical services. This isn't just a minor misconfiguration; it's an absolute game-changer that could lead to devastating consequences for your organization! To safeguard your system, patch H2O to version 3.0.0 or later immediately. Additionally, review your import configurations and restrict access to trusted sources only. Don’t leave any doors unlocked! You’ve got this! Act quickly, and you’ll lock down your server before an intruder can take advantage. 🛡️

The record
Technical detail
CVSS v3.0
10.0 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.30567 · 98.2th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2023-11-16T16:06Z
EPSS history
Timeline
  • 16 NOV 16:06Z
    H2O Remote Code Execution via POJO Model Import
    cvelistv5