#VU79987 Path traversal in Simple Editor - CVE-2023-40499

Vulnerability identifier: #VU79987

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-40499

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Simple Editor
Server applications / Frameworks for developing and running applications

Vendor: LG Electronics

Description

The vulnerability allows a remote attacker to delete arbitrary files on the system.

The vulnerability exists due to input validation error when processing directory traversal sequences within the mkdir command implemented in the makeDetailContent method. A remote attacker can send a specially crafted HTTP request and delete arbitrary files on the system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Simple Editor: All versions

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External links
https://www.zerodayinitiative.com/advisories/ZDI-23-1205/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.