Computalynx CMail 2.4 and CMail 2.3 SP2 SMTP servers are vulnerable to a buffer overflow…
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
Computalynx CMail 2.4 and CMail 2.3 SP2 SMTP servers are vulnerable to a buffer overflow attack in the MAIL FROM command that may allow a remote attacker to execute arbitrary code on the server.
Why it matters now
EPSS 0.08054 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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:computalynx:cmail:2.3sp2:*:*:*:*:*:*:* | 2.3sp2 | Vulnerable | Computalynx |
| cpe:2.3:a:computalynx:cmail:2.4:*:*:*:*:*:*:* | 2.4 | Vulnerable | Computalynx |
- cpe:2.3:a:computalynx:cmail:2.3sp2:*:*:*:*:*:*:* Versions 2.3sp2 Vulnerable ·Computalynx
- cpe:2.3:a:computalynx:cmail:2.4:*:*:*:*:*:*:* Versions 2.4 Vulnerable ·Computalynx
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-1521
- 2026-10-03 Alias added: GHSA-c8p4-jpp6-3hwg
References
More Computalynx Cmail vulnerabilities
- TI-2000-00556 Buffer overflow in the web interface for Cmail 2.4.7 allows remote attackers to execute… CVSS 2.0HIGH 10.0
- TI-2001-00713 Buffer overflow in Computalynx CMail POP3 mail server 2.4.9 allows remote attackers to… CVSS 2.0HIGH 7.5
- TI-2000-00555 Buffer overflow in the web interface for Cmail 2.4.7 allows remote attackers to cause a… CVSS 2.0MEDIUM 5.0
Sources
- CVE-1999-1521 · CVE Program
- CVE-1999-1521 · NVD
- FIRST EPSS
- GHSA-c8p4-jpp6-3hwg · 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