CVE-2021-42797: aveva edge Path Traversal

Vulnerability summary

CVE-2021-42797 is a high (CVSS 7.5) Path Traversal vulnerability in aveva edge. EPSS estimates a 1.00% chance of exploitation in the next 30 days, higher than 62.2% of scored vulnerabilities.

Timeline

1. 16-12-2023
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

Path traversal vulnerability in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior allows an unauthenticated user to steal the Windows access token of the user account configured for accessing external DB resources.

• 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.