CVE-2000-1021
Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial...
Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long URL.
Exploit likelihood
What each source reports
NVD Score used
Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long URL.
- Record
CVE-2000-1021- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long URL.
- Record
CVE-2000-1021- Updated
- 2026-11-02
EUVDEUVD-2000-1008 No score
Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long URL.
- Record
EUVD-2000-1008- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9vr9-vjm6-4vpp No score
Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial...
Heap overflow in WebConfig in Mdaemon 3.1.1 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long URL.
- Record
GHSA-9vr9-vjm6-4vpp- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Alt-N MDaemon 3.1.1 - Denial of Service | 1999-12-01 |
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-2000-1021 is a high vulnerability (CVSS 7.5) in Alt-n Mdaemon, published November 29, 2000. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.80%, the 90th percentile. No source names a fixed version.