Stack-based buffer overflow in the SMTP service support in vsmon.exe in Zone Labs…
Priority MEDIUM 54Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Stack-based buffer overflow in the SMTP service support in vsmon.exe in Zone Labs ZoneAlarm before 4.5.538.001, ZoneLabs Integrity client 4.0 before 4.0.146.046, and 4.5 before 4.5.085, allows remote attackers to execute arbitrary code via a long RCPT TO argument.
Why it matters now
EPSS 0.08844 95th 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 · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zonelabs:integrity:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Zonelabs |
| cpe:2.3:a:zonelabs:zonealarm:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Zonelabs |
| cpe:2.3:a:zonelabs:zonealarm:4.0:*:plus:*:*:*:*:* | 4.0 | Vulnerable | Zonelabs |
| cpe:2.3:a:zonelabs:zonealarm:4.0:*:pro:*:*:*:*:* | 4.0 | Vulnerable | Zonelabs |
| cpe:2.3:a:zonelabs:zonealarm:4.5:*:pro:*:*:*:*:* | 4.5 | Vulnerable | Zonelabs |
- cpe:2.3:a:zonelabs:integrity:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Zonelabs
- cpe:2.3:a:zonelabs:zonealarm:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Zonelabs
- cpe:2.3:a:zonelabs:zonealarm:4.0:*:plus:*:*:*:*:* Versions 4.0 Vulnerable ·Zonelabs
- cpe:2.3:a:zonelabs:zonealarm:4.0:*:pro:*:*:*:*:* Versions 4.0 Vulnerable ·Zonelabs
- cpe:2.3:a:zonelabs:zonealarm:4.5:*:pro:*:*:*:*:* Versions 4.5 Vulnerable ·Zonelabs
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-0309
- 2026-10-03 Alias added: GHSA-7r76-xfcg-jhgf
References
Sources
- CVE-2004-0309 · CVE Program
- CVE-2004-0309 · NVD
- FIRST EPSS
- GHSA-7r76-xfcg-jhgf · GitHub Advisory Database · CC BY 4.0
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