CVE-2018-18990: ics-cert lcds laquis scada Relative Path Traversal

Vulnerability summary

CVE-2018-18990 is a medium (CVSS 5.3) Relative Path Traversal vulnerability in ics-cert lcds laquis scada. EPSS estimates a 39.49% chance of exploitation in the next 30 days, higher than 98.6% of scored vulnerabilities.

Timeline

1. 05-02-2019
   PublishedVulnerability first disclosed.
2. 17-09-2024
   Last modifiedVulnerability information updated.

Description

LCDS Laquis SCADA prior to version 4.1.0.4150 allows a user-supplied path in file operations prior to proper validation. An attacker can leverage this vulnerability to disclose sensitive information under the context of the web server process.

• CWE-23Relative Path TraversalThe product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.
• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')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.