CVE-2020-27128: cisco cisco sd-wan vmanage Path Traversal

Vulnerability summary

CVE-2020-27128 is a medium (CVSS 6.5) Path Traversal vulnerability in cisco cisco sd-wan vmanage. EPSS estimates a 60.78% chance of exploitation in the next 30 days, higher than 99.1% of scored vulnerabilities.

Timeline

1. 06-11-2020
   PublishedVulnerability first disclosed.
2. 13-11-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability in the application data endpoints of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to write arbitrary files to an affected system. The vulnerability is due to improper validation of requests to APIs. An attacker could exploit this vulnerability by sending malicious requests to an API within the affected application. A successful exploit could allow the attacker to conduct directory traversal attacks and write files to an arbitrary location on the targeted system.

• 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.