CVE-2023-40503 HIGH

CVE-2023-40503: LG Simple Editor saveXmlFile XML External Entity Processing Information Disclosure Vulnerability

Vendor Lg
Product Simple Editor
Weakness CWE-611 · XXE
Published May 3, 2024
Last update September 18, 2024

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

What the vulnerability does

01Description

LG Simple Editor saveXmlFile XML External Entity Processing Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the saveXmlFile method. Due to the improper restriction of XML External Entity (XXE) references, a crafted document specifying a URI causes the XML parser to access the URI and embed the contents back into the XML document for further processing. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM. . Was ZDI-CAN-19952.

Key dates

02Disclosure timeline

May 3, 2024 CVE published
September 18, 2024 Record updated