CVE-2018-18819

medium

Description

A vulnerability in the web conference chat component of MiCollab, versions 7.3 PR6 (7.3.0.601) and earlier, and 8.0 (8.0.0.40) through 8.0 SP2 FP2 (8.0.2.202), and MiVoice Business Express versions 7.3 PR3 (7.3.1.302) and earlier, and 8.0 (8.0.0.40) through 8.0 SP2 FP1 (8.0.2.202), could allow creation of unauthorized chat sessions, due to insufficient access controls. A successful exploit could allow execution of arbitrary commands.

References

https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-18-0012

https://www.mitel.com/support/security-advisories

Details

Source: Mitre, NVD

Published: 2019-11-12

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00343