A vulnerability in the file system of Cisco IoT Field Network Director (FND) could allow an authenticated, remote attacker to overwrite files on an affected system. The vulnerability is due to insufficient file system protections. An attacker could exploit this vulnerability by crafting API requests and sending them to an affected system. A successful exploit could allow the attacker to overwrite files on an affected system.
The product allows user input to control or influence paths or file names that are used in filesystem operations.
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.
| Link | Tags |
|---|---|
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-FND-OVW-SHzOE3Pd | vendor advisory |