Multiples vulnérabilités dans les produits Mitel (01 juin 2026)

Key Points:

• Multiple vulnerabilities have been identified in various Mitel products, allowing attackers to escalate privileges.
• Affected systems include MiCloud Management Portal, MiCollab, Mitel Open Integration Gateway, and several versions of MiVoice and OpenScape products.
• Immediate patching is recommended; refer to the Mitel security bulletin for specific updates.

Technical Details: The vulnerabilities are tracked under CVE-2026-43284 and CVE-2026-43500, which can lead to privilege escalation if exploited.

MITRE ATT&CK Techniques:

• T1068 - Exploitation for Privilege Escalation (Privilege Escalation)

IOCs Mentioned:

• CVE-2026-43284
• CVE-2026-43500