CVE-2021-20030: sonicwall global_management_system Path Traversal

Vulnerability summary

CVE-2021-20030 is a high (CVSS 7.5) Path Traversal vulnerability in sonicwall global_management_system. EPSS estimates a 0.96% chance of exploitation in the next 30 days, higher than 60.9% of scored vulnerabilities.

Timeline

1. 13-10-2022
   PublishedVulnerability first disclosed.
2. 16-05-2025
   Last modifiedVulnerability information updated.

Description

SonicWall GMS is vulnerable to file path manipulation resulting that an unauthenticated attacker can gain access to web directory containing application's binaries and configuration files.

• 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.