Trend Micro InterScan VirusWall for Windows NT 3.52 does not record the sender's IP address in the headers for a mail message when it is passed from VirusWall to the MTA, which allows remote attackers to hide the origin of the message.
Conclusion & alert: CVE-2002-1839 is rated Moderate Risk (49.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.06%). Core evidence: EPSS rose +1.68% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule 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 | 0.38% | 2.06% | +1.68% |
| 2 | 2025-03-17 | 0.52% | 0.38% | -0.14% |
| 3 | 2024-12-17 | — | 0.52% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| trend_micro | interscan_viruswall_for_windows_nt | 3.52 | cpe:2.3:a:trend_micro:interscan_viruswall_for_windows_nt:3.52:*:*:*:*:*:*:* |