CVE-2023-40509CWE-22

LG Simple Editor deleteCanvas Directory Traversal Arbitrary File Deletion Vulnerability

High · published May 3, 2024

CVSS v3.0
8.2
EPSS
2%
Percentile
81.1
In the wild
Unconfirmed
What it is

🚨 A simple API call could lead to a file deletion frenzy! The deleteCanvas method in LG Simple Editor lets remote attackers wipe files clean—no login needed! 🔥 Think of it like a restaurant where anyone can walk in and order the chef to toss out any dish they please, even if it’s a customer’s favorite! This flaw lacks checks that would ordinarily prevent such unwanted deletions. An attacker could potentially wipe out critical files from the server, leaving it in a state of chaos—akin to a restaurant losing its entire menu. This could lead to significant downtime and data loss, disrupting operations and affecting user trust.

Put simply

Think of it like a restaurant where anyone can walk in and order the chef to toss out any dish they please, even if it’s a customer’s favorite! This flaw lacks checks that would ordinarily prevent such unwanted deletions. The vulnerability arises from inadequate validation of user-supplied paths in the deleteCanvas method, allowing attackers to perform arbitrary file deletions within the system context without any authentication.

What to do

An attacker could potentially wipe out critical files from the server, leaving it in a state of chaos—akin to a restaurant losing its entire menu. This could lead to significant downtime and data loss, disrupting operations and affecting user trust. To safeguard against this, patch LG Simple Editor to the latest version immediately. Implement strict input validation to ensure paths cannot be manipulated, and review your file operation permissions to limit potential damage. You've got this! Address these issues promptly, and you'll be a security hero in no time! 🛡️

The record
Technical detail
CVSS v3.0
8.2 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CVSS v4.0
Not supplied
EPSS
0.02049 · 81.1th 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 deleteCanvas Directory Traversal Arbitrary File Deletion Vulnerability
    cvelistv5