CVE-2018-15705: advantech advantech_webaccess Path Traversal

Vulnerability summary

CVE-2018-15705 is a high (CVSS 8.5) Path Traversal vulnerability in advantech advantech_webaccess. EPSS estimates a 12.24% chance of exploitation in the next 30 days, higher than 96.1% of scored vulnerabilities. 2 public exploits are recorded.

Timeline

1. 31-10-2018
   PublishedVulnerability first disclosed.
2. 16-09-2024
   Last modifiedVulnerability information updated.

Description

WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to write or overwrite any file on the filesystem due to a directory traversal vulnerability in the writeFile API. An attacker can use this vulnerability to remotely execute arbitrary code.

• 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.