CVE-2000-0990
cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP...
cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP AUTH" command with an unknown username.
Exploit likelihood
What each source reports
NVD Score used
cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP AUTH" command with an unknown username.
- Record
CVE-2000-0990- 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
cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP AUTH" command with an unknown username.
- Record
CVE-2000-0990- Updated
- 2026-11-02
EUVDEUVD-2000-0977 No score
cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP AUTH" command with an unknown username.
- Record
EUVD-2000-0977- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pcx3-q885-423g No score
cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP...
cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP AUTH" command with an unknown username.
- Record
GHSA-pcx3-q885-423g- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2000-0990 is a high vulnerability (CVSS 7.5) in Krzysztof Dabrowski Cmd5checkpw, published December 19, 2000. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.59%, the 75th percentile. No source names a fixed version.