Cyber Resilience

CVE-2023-40496

High

Published: 03 May 2024

Published
03 May 2024
Modified
10 April 2025
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.1915 95.5th percentile
Risk Priority 26 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-40496 is a high-severity Path Traversal (CWE-22) vulnerability in Lg Simple Editor. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 4.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

LG Simple Editor contains a directory traversal vulnerability in its implementation of the copyStickerContent command. The flaw stems from insufficient validation of a user-supplied path before it is used in file operations, allowing an attacker to read arbitrary files. The issue was reported as ZDI-CAN-19923 and carries a CVSS 3.1 base score of 7.5.

Unauthenticated remote attackers can exploit the vulnerability over the network to disclose sensitive information on affected installations, with access obtained in the context of the SYSTEM account. No authentication or user interaction is required.

The EPSS score for this CVE has remained flat at its current peak of 0.1915 since disclosure, indicating no material increase in observed exploitation interest.

EU & UK References

Vulnerability details

LG Simple Editor copyStickerContent Directory Traversal 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 implementation…

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of the copyStickerContent command. 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-19923.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

lg
simple editor
3.21.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References