ISNTSmtp directory in Trend Micro InterScan Messaging Security Suite (IMSS) 5.5 build…
Priority LOW 32CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
ISNTSmtp directory in Trend Micro InterScan Messaging Security Suite (IMSS) 5.5 build 1183 and possibly other versions before 5.7.0.1121, uses insecure DACLs for critical files, which allows local users to gain SYSTEM privileges by modifying ISNTSysMonitor.exe.
Why it matters now
EPSS 0.00358 29th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:trendmicro:interscan_messaging_security_suite:5.5:*:*:*:*:*:*:* | 5.5 | Vulnerable | Trendmicro |
- cpe:2.3:a:trendmicro:interscan_messaging_security_suite:5.5:*:*:*:*:*:*:* Versions 5.5 Vulnerable ·Trendmicro
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-1380
- 2026-10-03 Alias added: GHSA-9gph-vqx2-84w8
References
More Trendmicro Interscan Messaging Security Suite vulnerabilities
- TI-2012-02599 Cross-site request forgery (CSRF) vulnerability in saveAccountSubTab.imss in Trend Micro… CVSS 2.0MEDIUM 6.8
- TI-2012-02598 Multiple cross-site scripting (XSS) vulnerabilities in Trend Micro InterScan Messaging… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2006-1380 · CVE Program
- CVE-2006-1380 · NVD
- FIRST EPSS
- GHSA-9gph-vqx2-84w8 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences