CVE-2000-0990

Medium

Elevated severity or exploit probability.

CVSS base

7.5 HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS — probability of exploitation (30 days)

1.6%

74.5th percentile

CISA KEV

Not listed

Weakness / dates

—

Published 2000-12-19 · modified 2026-09-23

Description

cmd5checkpw 0.21 and earlier allows remote attackers to cause a denial of service via an "SMTP AUTH" command with an unknown username.

Affected

krzysztof_dabrowski

References

Official: NVD · CVE.org