Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-40498LG Simple Editor cp Command Directory Traversal Remote Code Execution Vulnerability

Critical 9.8

In plain English

A critical-severity path traversal in Simple Editor from LG. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 85.1% (higher than 99.7% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit.

Severity (CVSS 3.0)9.8Critical

Exploit odds (30 days)85.1%top 0.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack tooling1Metasploit

Official description

LG Simple Editor cp Command Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the cp command implemented in the makeDetailContent method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. . Was ZDI-CAN-19925.

Affected products (as reported)

Vendor	Product	Versions
LG	Simple Editor	LG Simple Editor 3.21.0

Weakness: CWE-22 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-23-1204 x_research-advisory