CVE-2017-15359: 3cx Path Traversal

Vulnerability summary

CVE-2017-15359 is a medium (CVSS 6.5) Path Traversal vulnerability in 3cx. EPSS estimates a 6.17% chance of exploitation in the next 30 days, higher than 93.4% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 18-10-2017
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

In the 3CX Phone System 15.5.3554.1, the Management Console typically listens to port 5001 and is prone to a directory traversal attack: "/api/RecordingList/DownloadRecord?file=" and "/api/SupportInfo?file=" are the vulnerable parameters. An attacker must be authenticated to exploit this issue to access sensitive information to aid in subsequent attacks.

• 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.