Path Traversal in 3cx

CVE-2017-15359

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.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.062 (92.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

  • 3cx — versions 15.5.3554.1
  • N/a — versions n/a

Weakness classification (CWE)

References

  • cve@mitre.org (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)

Frequently asked questions

What is CVE-2017-15359?
CVE-2017-15359 is a medium-severity vulnerability in 3cx, classified under Path Traversal. CVSS score: 6.5/10. Published 2017-10-18.
How severe is CVE-2017-15359?
Medium severity. CVSS v3 base score is 6.5 out of 10.