CVE-2004-0634

The SMB SID snooping capability in Ethereal 0.9.15 to 0.10.4 allows remote attackers to cause a...

5.0 Medium

The SMB SID snooping capability in Ethereal 0.9.15 to 0.10.4 allows remote attackers to cause a denial of service (process crash) via a handle without a policy name, which causes a null dereference.

Exploit likelihood

5.27%Up 1.5 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

The SMB SID snooping capability in Ethereal 0.9.15 to 0.10.4 allows remote attackers to cause a denial of service (process crash) via a handle without a policy name, which causes a null dereference.

Record: CVE-2004-0634
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 SMB SID snooping capability in Ethereal 0.9.15 to 0.10.4 allows remote attackers to cause a denial of service (process crash) via a handle without a policy name, which causes a null dereference.

Record: CVE-2004-0634
Updated: 2026-11-02

EUVDEUVD-2004-0633 No score

The SMB SID snooping capability in Ethereal 0.9.15 to 0.10.4 allows remote attackers to cause a denial of service (process crash) via a handle without a policy name, which causes a null dereference.

Record: EUVD-2004-0633
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mmf3-h6m8-vhr6 No score

The SMB SID snooping capability in Ethereal 0.9.15 to 0.10.4 allows remote attackers to cause a...

The SMB SID snooping capability in Ethereal 0.9.15 to 0.10.4 allows remote attackers to cause a denial of service (process crash) via a handle without a policy name, which causes a null dereference.

Record: GHSA-mmf3-h6m8-vhr6
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`ethereal` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:0.10.5-0.30E.2	0:0.10.5-0.30E.2

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-2004-0634 is a medium vulnerability (CVSS 5.0) in Ethereal Group Ethereal, published July 8, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.27%, the 92nd percentile. No source names a fixed version.

References

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