An Out-of-Bounds Read Privilege Escalation vulnerability in Trend Micro Security 2018 (Consumer) products could allow a local attacker to escalate privileges on vulnerable installations. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit the vulnerability.
Conclusion & alert: CVE-2018-15363 is rated Low Risk (36.8/100): CVSS High severity, with low exploitation likelihood (EPSS 0.06%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2025-03-17 | 0.04% | 0.06% | +0.01% |
| 2 | 2023-03-07 | 0.89% | 0.04% | -0.84% |
| 3 | 2022-02-04 | — | 0.89% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| trendmicro | antivirus_\+_security | <= 12.0 | cpe:2.3:a:trendmicro:antivirus_\+_security:*:*:*:*:*:*:*:* |
| trendmicro | internet_security | <= 12.0 | cpe:2.3:a:trendmicro:internet_security:*:*:*:*:*:*:*:* |
| trendmicro | maximum_security | <= 12.0 | cpe:2.3:a:trendmicro:maximum_security:*:*:*:*:*:*:*:* |
| trendmicro | premium_security | <= 12.0 | cpe:2.3:a:trendmicro:premium_security:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://esupport.trendmicro.com/en-US/home/pages/technical-support/1120742.aspx | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-18-963/ | Third Party Advisory VDB Entry |