Path traversal in LG SuperSign Media Editor

Published: 2023-08-25

Risk	Medium
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2023-40517 CVE-2023-41181
CWE-ID	CWE-22
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	SuperSign Media Editor Web applications / Other software
Vendor	LG Electronics

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU79973

Risk: Medium

CVSSv3.1: 6.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-40517

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

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

Mitigation

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

Vulnerable software versions

SuperSign Media Editor: All versions

External links

http://www.zerodayinitiative.com/advisories/ZDI-23-1219/

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.

2) Path traversal

EUVDB-ID: #VU79972