CVE-2023-40497 LG Simple Editor saveXml Directory Traversal Remote Code Execution Vulnerability

Critical 9.8 Published 3 May 2024 Updated 18 Sep 2024

Remote attackers can execute arbitrary code with SYSTEM privileges via directory traversal in LG Simple Editor without authentication.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-40497?

CVE-2023-40497 is a critical path traversal vulnerability in LG Simple Editor, published on 3 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

LG Simple Editor saveXml 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 saveXml 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-19924.

Weakness: CWE-22

Which versions are affected by CVE-2023-40497?

It affects 1 product.

Products include Lg Simple Editor.

How do I fix CVE-2023-40497?

No fix has been published for CVE-2023-40497 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2023-40497 being exploited?

There is no known exploitation of CVE-2023-40497 in the wild and no public exploit code.

Sources

Also known as GHSA-wfcp-54g6-3v3c.