CVE-2025-69259

7.5 HIGH

📋 TL;DR

A NULL pointer dereference vulnerability in Trend Micro Apex Central allows remote attackers to cause denial-of-service without authentication. This affects organizations using vulnerable versions of Trend Micro Apex Central for security management.

💻 Affected Systems

Products:
  • Trend Micro Apex Central
Versions: Specific versions not detailed in provided references; check vendor advisory for exact affected versions
Operating Systems: Windows Server (based on typical Apex Central deployment)
Default Config Vulnerable: ⚠️ Yes
Notes: Vulnerability exists in default configurations; no special configuration required for exploitation.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete service disruption of Trend Micro Apex Central, preventing security management and monitoring across the organization.

🟠

Likely Case

Temporary service interruption requiring system restart, disrupting security operations until recovery.

🟢

If Mitigated

Limited impact with proper network segmentation and monitoring, allowing quick detection and response.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

No authentication required makes exploitation straightforward; specific exploit details not publicly available.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Check vendor advisory for specific patched version

Vendor Advisory: https://success.trendmicro.com/en-US/solution/KA-0022071

Restart Required: Yes

Instructions:

1. Review Trend Micro advisory KA-0022071. 2. Download and apply the latest security update from Trend Micro. 3. Restart Apex Central services as required.

🔧 Temporary Workarounds

Network Segmentation

all

Restrict network access to Apex Central management interface to trusted IP addresses only

Use firewall rules to limit TCP/443 access to authorized management networks

🧯 If You Can't Patch

  • Implement strict network access controls to limit exposure to trusted sources only
  • Monitor Apex Central logs for unusual connection attempts or service disruption patterns

🔍 How to Verify

Check if Vulnerable:

Check Apex Central version against patched versions listed in Trend Micro advisory KA-0022071

Check Version:

Check version in Apex Central web interface under Help > About or via administrative console

Verify Fix Applied:

Verify Apex Central version matches or exceeds patched version from vendor advisory

📡 Detection & Monitoring

Log Indicators:

  • Unexpected service crashes or restarts in Apex Central logs
  • Unusual connection attempts to management interface

Network Indicators:

  • Multiple connection attempts to Apex Central port 443 from untrusted sources
  • Sudden drop in management traffic

SIEM Query:

source="apex-central" AND (event_type="crash" OR event_type="service_stop")

🔗 References

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