Stack-based buffer overflow in CGIOCommon.dll before 8.0.0.1042 in Trend Micro OfficeScan Corporate Edition 8.0 allows remote attackers to execute arbitrary code via long crafted requests, as demonstrated using a long session cookie to unspecified CGI programs that use this library.
Conclusion & alert: CVE-2007-3454 is rated High Risk (67.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 5.53%, 92th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. 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 | 2026-06-15 | 20.36% | 5.53% | -14.82% |
| 2 | 2026-02-13 | 19.74% | 20.36% | +0.61% |
| 3 | 2025-03-30 | — | 19.74% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| trend_micro | officescan | 7.3 | cpe:2.3:a:trend_micro:officescan:7.3:*:corporate:*:*:*:*:* |
| trend_micro | officescan | 8.0 | cpe:2.3:a:trend_micro:officescan:8.0:*:corporate:*:*:*:*:* |