What is CVE-2018-13858?

CVE-2018-13858 is a critical-severity vulnerability in Trivum C4 Professional. CVSS score: 9.8/10. Published 2018-07-17.

How severe is CVE-2018-13858?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Trivum C4 Professional

CVE-2018-13858

MusicCenter / Trivum Multiroom Setup Tool V8.76 - SNR 8604.26 - C4 Professional allows unauthorized remote attackers to reboot or execute other functions via the "/xml/system/control.xml" URL, using the GET request "?action=reboot" for example.

Published 2018-07-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.023 (82.5th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

Trivum C4 Professional
Trivum C4 Professional Firmware — versions 8.76

References

vulncode.com/advisory/CVE-2018-13858 (Third Party Advisory)

Frequently asked questions

What is CVE-2018-13858?: CVE-2018-13858 is a critical-severity vulnerability in Trivum C4 Professional. CVSS score: 9.8/10. Published 2018-07-17.
How severe is CVE-2018-13858?: Critical severity. CVSS v3 base score is 9.8 out of 10.