CVE-2023-40509 — CRITICAL (9.1)

Vulnerability Description

LG Simple Editor deleteCanvas Directory Traversal Arbitrary File Deletion Vulnerability. This vulnerability allows remote attackers to delete arbitrary files on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the deleteCanvas 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 delete files in the context of SYSTEM. . Was ZDI-CAN-20011.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Lg	Simple Editor	3.21.0

Related Weaknesses (CWE)

CWE-22

References

https://www.zerodayinitiative.com/advisories/ZDI-23-1213/Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1213/Third Party Advisory

FAQ

What is CVE-2023-40509?

CVE-2023-40509 is a vulnerability with a CVSS score of 9.1 (CRITICAL). LG Simple Editor deleteCanvas Directory Traversal Arbitrary File Deletion Vulnerability. This vulnerability allows remote attackers to delete arbitrary files on affected installations of LG Simple Edi...

How severe is CVE-2023-40509?

CVE-2023-40509 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-40509?

Check the references section above for vendor advisories and patch information. Affected products include: Lg Simple Editor.