A vulnerability classified as critical has been found in LG Simple Editor (unknown version). This affects the function mkdir. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

LG Simple Editor mkdir 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 mkdir 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 delete files in the context of SYSTEM. . Was ZDI-CAN-19926.

The weakness was published 08/25/2023 as ZDI-23-1205. The advisory is shared at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2023-40499 since 08/14/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/19/2024). MITRE ATT&CK project uses the attack technique T1006 for this issue.

The problem might be mitigated by replacing the product with as an alternative.

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• LG

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• Simple Editor

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• commercial

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CPE 2.2info

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