CVE-2017-20105: simplessus Path Traversal

Vulnerability summary

CVE-2017-20105 is a high (CVSS 8.1) Path Traversal vulnerability in simplessus. EPSS estimates a 1.03% chance of exploitation in the next 30 days, higher than 63.1% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 28-06-2022
   PublishedVulnerability first disclosed.
2. 15-04-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in Simplessus 3.7.7. It has been rated as critical. This issue affects some unknown processing. The manipulation of the argument path with the input ..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fetc%2fpasswd leads to path traversal. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.8.3 is able to address this issue. It is recommended to upgrade the affected component.

• 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.