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Vulnerability record · CVE-1999-0250 · published 1 July 1997
CVE-1999-0250: Dan bernstein qmail vulnerability
Dan Bernstein · Qmail
Denial of service in Qmail through long SMTP commands.
10.0 CVSS 2.0 High EPSS 2.3% · top 17.6%
10.0CVSS 2.0 base score
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD
Description
Denial of service in Qmail through long SMTP commands.
AV:N/AC:L/Au:N/C:C/I:C/A:C
Affected products
1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
Track CVE-1999-0250 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
5.0CVE-2005-1514Dan bernstein qmail vulnerabilitycommands.c in qmail, when running on 64 bit platforms with a large amount of virtual memory, allows remote attackers to cause a denial of service and…EPSS 6.6%5.0CVE-2005-1515Dan bernstein qmail vulnerabilityInteger signedness error in the qmail_put and substdio_put functions in qmail, when running on 64 bit platforms with a large amount of virtual memory…EPSS 6.5%
Source: NIST National Vulnerability Database (record CVE-1999-0250), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.
