Mitel MiVoice Connect Director Database Code Injection and Remote Code Execution Vulnerability (CVE-2022-41223) Analysis & Mitigation Guide
Executive & SecOps Summary
SECOPS ASSESSMENTMitel MiVoice Connect 19.3 (version 22.22.6100.0 and prior)
Authenticated attackers can execute arbitrary code via crafted database inputs, potentially leading to full system compromise
Apply the official security patches provided in Mitel Advisory 22-0008 immediately and restrict database access
Affected Products & Version Scope
Remediation & Live Workaround Commands
PATCH & WORKAROUND1. Official Patch & Version Upgrade Commands
Administrators must upgrade MiVoice Connect to the latest patched version recommended in Mitel Product Security Advisory 22-0008. Use the following commands to verify and update the packages in a Linux-based environment:
# Check the currently installed MiVoice Connect package version
rpm -qa | grep -i 'mivoice'
# Apply the security update via the official Mitel repository
yum update mivoice-connect-director -y2. Temporary Workaround & Hardening Configuration
If patching cannot be applied immediately, restrict network access to the Director database and management interfaces. Below is an example of restricting access to port 3306 using iptables:
# Allow database access only from a trusted administrator IP (e.g., 192.168.10.50)
iptables -A INPUT -p tcp -s 192.168.10.50 --dport 3306 -j ACCEPT
iptables -A INPUT -p tcp --dport 3306 -j DROP
# Save the iptables configuration
service iptables save3. Log Audit & IoC Verification Commands
Run the following commands to inspect database and web server logs for potential code injection attempts or anomalous activities:
# Search database logs for suspicious keywords related to code execution
grep -Ei '(union|select|insert|eval|system|exec)' /var/log/mysql/error.log
# Audit Director web access logs for anomalous POST requests returning errors
grep -i 'director' /var/log/httpd/access_log | grep 'POST' | awk '$9 ~ /(40[0-9]|50[0-9])/'Stop Exposing VPN Ports to the Internet — Switch to Zero-Trust Access
Eliminate public-facing VPN concentrators and firewall management ports with identity-first Zero-Trust Network Access.
Technical Root Cause & Exploitation Mechanics
1. Vulnerability Overview & Root Cause
This vulnerability (CVE-2022-41223) exists in the Director database component of Mitel MiVoice Connect. Due to insufficient restrictions on database data types and lack of input validation, the system fails to properly sanitize user-supplied data, allowing authenticated attackers to perform code injection (CWE-94).
2. Exploitation Mechanics & Attack Scenario
An authenticated attacker with high privileges (PR:H) can craft malicious database payloads or SQL queries containing executable code. Because the database layer does not enforce strict data type constraints, the injected payload is processed and executed by the underlying database engine or associated backend scripts, leading to arbitrary code execution.
3. Infrastructure & Business Impact
As this vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, it poses an active threat to enterprise networks. Successful exploitation allows attackers to compromise the VoIP/UC infrastructure, intercept communications, disrupt services, or pivot laterally into the internal corporate network.
Official Vendor Advisories & References
The Director database component of MiVoice Connect through 19.3 (22.22.6100.0) could allow an authenticated attacker to conduct a code-injection attack via crafted data due to insufficient restrictions on the database data type.
Frequently Asked SecOps Questions (CVE-2022-41223)
FAQQ1. How critical is CVE-2022-41223 and is it actively exploited in the wild?
CVE-2022-41223 is rated CVSS 6.8 (MEDIUM) with a 30-day EPSS exploitation probability of 10.7%. It is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, requiring immediate emergency remediation.
Q2. Which vendors and products are affected by CVE-2022-41223?
Primary impacted vendors include mitel across mivoice connect. Scope summary: Mitel MiVoice Connect 19.3 (version 22.22.6100.0 and earlier)
Q3. What temporary mitigations or workarounds exist for CVE-2022-41223 before patching?
[Mitigation] Apply the official security patches provided in Mitel Advisory 22-0008 immediately and restrict database access Follow the CLI remediation commands and interactive SecOps checklist on this page to restrict exposure prior to your maintenance window.
Generate an Internal Engineering Notice or CISO Report for CVE-2022-41223
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