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Vulnerability record · CVE-2008-5006 · published 10 November 2008

CVE-2008-5006: University of washington imap toolkit vulnerability

University Of Washington · Imap Toolkit

smtp.c in the c-client library in University of Washington IMAP Toolkit 2007b allows remote SMTP servers to cause a denial of service (NULL pointer dereference and application crash) by responding to the QUIT command with a close of the TCP connection instead of the expected 221 response code.

5.0 CVSS 2.0 Medium EPSS 1.9% · top 21.0% CWE-399 · CWE-399
5.0CVSS 2.0 base score
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

smtp.c in the c-client library in University of Washington IMAP Toolkit 2007b allows remote SMTP servers to cause a denial of service (NULL pointer dereference and application crash) by responding to the QUIT command with a close of the TCP connection instead of the expected 221 response code.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-5006), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.