CVE-2006-3403

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a...

5.0 MediumFix available

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Exploit likelihood

5.61%Up 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Record: CVE-2006-3403
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated: 2026-11-02

CVE List No score

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Record: CVE-2006-3403
Updated: 2026-11-02

EUVDEUVD-2006-3399 No score

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Record: EUVD-2006-3399
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4x79-6w4j-gwx6 No score

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a...

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Record: GHSA-4x79-6w4j-gwx6
Updated: 2026-11-02

OSV No score

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Record: CVE-2006-3403
Updated: 2026-11-02

OSVDEBIAN-CVE-2006-3403 No score

The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.

Record: DEBIAN-CVE-2006-3403
Updated: 2026-11-02

OSVopenSUSE-SU-2024:10683-1 No score

cifs-utils-6.13-1.3 on GA media

These are all security issues fixed in the cifs-utils-6.13-1.3 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:10683-1
Updated: 2026-11-02

OSVopenSUSE-SU-2024:11365-1 No score

ctdb-4.14.6+git.182.2205d5224e3-1.1 on GA media

These are all security issues fixed in the ctdb-4.14.6+git.182.2205d5224e3-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:11365-1
Updated: 2026-11-02

Affected products

samba

Affected packages

Affected packages
Package	Affected	Fixed
`samba` Debian:12	before 3.0.23a-1	3.0.23a-1
`samba` Debian:13	before 3.0.23a-1	3.0.23a-1
`samba` Debian:14	before 3.0.23a-1	3.0.23a-1
`samba` Debian:3.1	before 3.0.14a-3sarge2, plus listed versions 3.0.14a-33.0.14a-3sarge1	3.0.14a-3sarge2
`samba` Red Hat:enterprise_linux:3::as	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-client` Red Hat:enterprise_linux:3::as	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-common` Red Hat:enterprise_linux:3::as	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-debuginfo` Red Hat:enterprise_linux:3::as	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-swat` Red Hat:enterprise_linux:3::as	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba` Red Hat:enterprise_linux:3::desktop	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10

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Affected packages
Package	Affected	Fixed
`samba-client` Red Hat:enterprise_linux:3::desktop	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-common` Red Hat:enterprise_linux:3::desktop	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-debuginfo` Red Hat:enterprise_linux:3::desktop	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-swat` Red Hat:enterprise_linux:3::desktop	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba` Red Hat:enterprise_linux:3::es	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-client` Red Hat:enterprise_linux:3::es	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-common` Red Hat:enterprise_linux:3::es	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-debuginfo` Red Hat:enterprise_linux:3::es	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-swat` Red Hat:enterprise_linux:3::es	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba` Red Hat:enterprise_linux:3::ws	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-client` Red Hat:enterprise_linux:3::ws	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-common` Red Hat:enterprise_linux:3::ws	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-debuginfo` Red Hat:enterprise_linux:3::ws	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba-swat` Red Hat:enterprise_linux:3::ws	before 0:3.0.9-1.3E.10	0:3.0.9-1.3E.10
`samba` Red Hat:enterprise_linux:4::as	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-client` Red Hat:enterprise_linux:4::as	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-common` Red Hat:enterprise_linux:4::as	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-debuginfo` Red Hat:enterprise_linux:4::as	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-swat` Red Hat:enterprise_linux:4::as	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba` Red Hat:enterprise_linux:4::desktop	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-client` Red Hat:enterprise_linux:4::desktop	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-common` Red Hat:enterprise_linux:4::desktop	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-debuginfo` Red Hat:enterprise_linux:4::desktop	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-swat` Red Hat:enterprise_linux:4::desktop	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba` Red Hat:enterprise_linux:4::es	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-client` Red Hat:enterprise_linux:4::es	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-common` Red Hat:enterprise_linux:4::es	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-debuginfo` Red Hat:enterprise_linux:4::es	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-swat` Red Hat:enterprise_linux:4::es	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba` Red Hat:enterprise_linux:4::ws	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-client` Red Hat:enterprise_linux:4::ws	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-common` Red Hat:enterprise_linux:4::ws	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-debuginfo` Red Hat:enterprise_linux:4::ws	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`samba-swat` Red Hat:enterprise_linux:4::ws	before 0:3.0.10-1.4E.6.2	0:3.0.10-1.4E.6.2
`cifs-utils` openSUSE:Tumbleweed From an advisory covering 16 CVEs	before 6.13-1.3	6.13-1.3
`samba` openSUSE:Tumbleweed From an advisory covering 66 CVEs	before 4.14.6+git.182.2205d5224e3-1.1	4.14.6+git.182.2205d5224e3-1.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2006-3403 is a medium vulnerability (CVSS 5.0) in Samba, published July 12, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.61%, the 92nd percentile. Fixed in samba 3.0.23a-1.

References

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