CVE-2023-40497CWE-22

LG Simple Editor saveXml Directory Traversal Remote Code Execution Vulnerability

Critical · published May 3, 2024

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.4th percentile for exploit probability.

CVSS v3.0
9.8
EPSS
69%
Percentile
99.4
In the wild
Unconfirmed
What it is

🚨 A remote attacker can execute arbitrary code with nothing more than a crafted command in LG Simple Editor! 🔥 Think of it like a delivery driver who casually opens a back door to access anything in a storage facility without anyone asking for identification — it's a recipe for chaos! This vulnerability is absolutely devastating! An attacker could exploit this flaw to run any code they want in the context of the SYSTEM user, potentially leading to a complete takeover of the affected system. Imagine the damage a malicious actor could do with this level of access!

Put simply

Think of it like a delivery driver who casually opens a back door to access anything in a storage facility without anyone asking for identification — it's a recipe for chaos! The flaw exists due to inadequate validation of user-supplied paths in the saveXml command, allowing attackers to perform directory traversal and execute arbitrary code on the server.

What to do

This vulnerability is absolutely devastating! An attacker could exploit this flaw to run any code they want in the context of the SYSTEM user, potentially leading to a complete takeover of the affected system. Imagine the damage a malicious actor could do with this level of access! Immediately patch LG Simple Editor to the latest version to secure against this vulnerability. Additionally, ensure to audit your configurations and permissions to limit potential exposure. Don’t forget to review logging practices to catch any suspicious activity! You've got this! Act quickly, and you'll lock this vulnerability down in no time! 🛡️

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.69355 · 99.4th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2024-05-03T02:11Z
EPSS history
Timeline
  • 03 MAY 02:11Z
    LG Simple Editor saveXml Directory Traversal Remote Code Execution Vulnerability
    cvelistv5