CVE-2005-2409

Format string vulnerability in util.c in nbsmtp 0.99 and earlier, while running in debug mode,...

7.5 HighPublic exploit

Format string vulnerability in util.c in nbsmtp 0.99 and earlier, while running in debug mode, allows remote attackers to execute arbitrary code via format string specifiers that are not properly handled in a syslog call.

Exploit likelihood

9.94%Down 5.7 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2005-2409
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2005-2409
Updated: 2026-11-02

EUVDEUVD-2005-2410 No score

Record: EUVD-2005-2410
Updated: 2026-11-03

GitHub AdvisoriesGHSA-2gfq-wxq2-rxqj No score

Format string vulnerability in util.c in nbsmtp 0.99 and earlier, while running in debug mode,...

Record: GHSA-2gfq-wxq2-rxqj
Updated: 2026-11-02

Affected products

nbsmtp

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	nbSMTP 0.99 - 'util.c' Client-Side Command Execution	2005-08-05

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2005-2409 is a high vulnerability (CVSS 7.5) in Nbsmtp, published August 1, 2005. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 9.94%, the 95th percentile. No source names a fixed version.