Heap-based buffer overflow in the WvTFTPServer::new_connection function in…
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
Heap-based buffer overflow in the WvTFTPServer::new_connection function in wvtftpserver.cc for WvTftp 0.9 allows remote attackers to execute arbitrary code via a long option string in a TFTP packet.
Why it matters now
EPSS 0.08302 94th 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:net_integration_technologies_inc.:wvtftp:0.9:*:*:*:*:*:*:* | 0.9 | Vulnerable | Net Integration Technologies Inc. |
- cpe:2.3:a:net_integration_technologies_inc.:wvtftp:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·Net Integration Technologies Inc.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-1636
- 2026-10-03 Alias added: GHSA-6wh4-77gr-x4gj
References
Sources
- CVE-2004-1636 · CVE Program
- CVE-2004-1636 · NVD
- FIRST EPSS
- GHSA-6wh4-77gr-x4gj · GitHub Advisory Database · CC BY 4.0
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