CVE-2021-33726: siemens sinec nms Path Traversal

Vulnerability summary

CVE-2021-33726 is a high (CVSS 7.5) Path Traversal vulnerability in siemens sinec nms. EPSS estimates a 1.21% chance of exploitation in the next 30 days, higher than 68.2% of scored vulnerabilities.

Timeline

1. 12-10-2021
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). The affected system allows to download arbitrary files under a user controlled path and does not correctly check if the relative path is still within the intended target 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.