Buffer overflow in ISMail 1.4.3 and earlier allow remote attackers to execute arbitrary…
Priority LOW 38CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in ISMail 1.4.3 and earlier allow remote attackers to execute arbitrary code via long domain names in (1) MAIL FROM or (2) RCPT TO fields.
Why it matters now
EPSS 0.02904 87th 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:instantservers_inc.:ismail:1.4.3:*:*:*:*:*:*:* | 1.4.3 | Vulnerable | Instantservers Inc. |
- cpe:2.3:a:instantservers_inc.:ismail:1.4.3:*:*:*:*:*:*:* Versions 1.4.3 Vulnerable ·Instantservers Inc.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2003-1382
- 2026-10-03 Alias added: GHSA-h8jc-hm24-8hqq
References
Advisory 1
Sources
- CVE-2003-1382 · CVE Program
- CVE-2003-1382 · NVD
- FIRST EPSS
- GHSA-h8jc-hm24-8hqq · 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