CVE-2001-0280
Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands...
Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.
- Record
CVE-2001-0280- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Updated
- 2026-11-02
CVE List No score
Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.
- Record
CVE-2001-0280- Updated
- 2026-11-02
EUVDEUVD-2001-0280 No score
Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.
- Record
EUVD-2001-0280- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v4h9-fr4v-3jw4 No score
Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands...
Buffer overflow in MERCUR SMTP server 3.30 allows remote attackers to execute arbitrary commands via a long EXPN command.
- Record
GHSA-v4h9-fr4v-3jw4- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Atrium Software Mercur Mail Server 3.3 - EXPN Buffer Overflow | 2001-02-23 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2001-0280 is a high vulnerability (CVSS 10.0) in Atrium Software Mercur, published May 3, 2001. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 13.0%, the 96th percentile. No source names a fixed version.