Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2025-67822

Severity CVSS v4.0:
Pending analysis
Type:
CWE-287 Authentication Issues
Publication date:
15/01/2026
Last modified:
21/01/2026

Description

A vulnerability in the Provisioning Manager component of Mitel MiVoice MX-ONE 7.3 (7.3.0.0.50) through 7.8 SP1 (7.8.1.0.14) could allow an unauthenticated attacker to conduct an authentication bypass attack due to improper authentication mechanisms. A successful exploit could allow an attacker to gain unauthorized access to user or admin accounts in the system.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.40 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): High
Availability (A): High

Base Score 3.x
9.40
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:mitel:mivoice_mx-one:*:*:*:*:*:*:*:* 7.3 (including) 7.8 (excluding)
cpe:2.3:a:mitel:mivoice_mx-one:7.8:-:*:*:*:*:*:*
cpe:2.3:a:mitel:mivoice_mx-one:7.8:sp1:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools