SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

CRITICAL 9.8EPSS 2.27%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.27% probability · 83th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
trivum/c4 professional firmware
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 2.27%27 October 202627 October 2026

EPSS 2.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.