Path Traversal in LG Supersign Media Editor
CVE-2023-40517
LG SuperSign Media Editor ContentRestController getObject Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of LG SuperSign Media Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the getObject method implemented in the ContentRestController 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-20328.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.019 (77.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Lg Supersign Media Editor — versions 3.11.3_20171108
- Lg Supersign_media_editor — versions 3.11.3_20171108
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-40517?
- CVE-2023-40517 is a high-severity vulnerability in LG Supersign Media Editor, classified under Path Traversal. CVSS score: 7.5/10. Published 2024-05-03.
- How severe is CVE-2023-40517?
- High severity. CVSS v3 base score is 7.5 out of 10.