LG Simple Editor FileManagerController getImageByFilename Directory Traversal Information Disclosure Vulnerability

published 2024-05-03 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45085

cvss: 6.5; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 2.9%; EPSS 2.9% chance of exploitation in 30 days, percentile 86%
public exploits: 0; none known

LG Simple Editor FileManagerController getImageByFilename Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of LG Simple Editor. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the getImageByFilename method in the FileManagerController class. 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 disclose information in the context of SYSTEM. . Was ZDI-CAN-20016.

Patch / fix

fixed in 1

lg simple_editor 3.21.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-05-09)

Exploit prediction

2.87% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

LG Simple Editor
lg simple_editor

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

zerodayinitiative.com /advisories/ZDI-23-1196/
third-party-advisory

Sources

CVE List CVE-2023-40514
NVD CVE-2023-40514

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Summary