A vulnerability in Trend Micro Maximum Security's (Consumer) 2018 (versions 12.0.1191 and below) User-Mode Hooking (UMH) driver could allow an attacker to create a specially crafted packet that could alter a vulnerable system in such a way that malicious code could be injected into other processes.
Conclusion & alert: CVE-2018-3608 is rated High Risk (69.7/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.67%). Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-01-20 | 3.86% | 3.67% | -0.19% |
| 2 | 2025-03-30 | 32.02% | 3.86% | -28.16% |
| 3 | 2025-03-29 | — | 32.02% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| trendmicro | antivirus_\+_security | <= 12.0.1191 | cpe:2.3:a:trendmicro:antivirus_\+_security:*:*:*:*:*:*:*:* |
| trendmicro | internet_security | <= 12.0.1191 | cpe:2.3:a:trendmicro:internet_security:*:*:*:*:*:*:*:* |
| trendmicro | maximum_security | <= 12.0.1191 | cpe:2.3:a:trendmicro:maximum_security:*:*:*:*:*:*:*:* |
| trendmicro | premium_security | <= 12.0.1191 | cpe:2.3:a:trendmicro:premium_security:*:*:*:*:*:*:*:* |
| trendmicro | officescan | 11.0 | cpe:2.3:a:trendmicro:officescan:11.0:*:*:*:*:*:*:* |
| trendmicro | officescan | 12.0 | cpe:2.3:a:trendmicro:officescan:12.0:*:*:*:*:*:*:* |
| trendmicro | officescan_monthly | 11.0 | cpe:2.3:a:trendmicro:officescan_monthly:11.0:*:*:*:*:*:*:* |
| trendmicro | officescan_monthly | 12.0 | cpe:2.3:a:trendmicro:officescan_monthly:12.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://esupport.trendmicro.com/support/vb/solution/ja-jp/1120144.aspx | Vendor Advisory |
| https://esupport.trendmicro.com/en-US/home/pages/technical-support/1120237.aspx | Vendor Advisory |