CVE-2004-0506

The SPNEGO dissector in Ethereal 0.9.8 to 0.10.3 allows remote attackers to cause a denial of...

5.0 Medium

The SPNEGO dissector in Ethereal 0.9.8 to 0.10.3 allows remote attackers to cause a denial of service (crash) via unknown attack vectors that cause a null pointer dereference.

Exploit likelihood

3.93%Up 0.1 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

The SPNEGO dissector in Ethereal 0.9.8 to 0.10.3 allows remote attackers to cause a denial of service (crash) via unknown attack vectors that cause a null pointer dereference.

Record: CVE-2004-0506
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 SPNEGO dissector in Ethereal 0.9.8 to 0.10.3 allows remote attackers to cause a denial of service (crash) via unknown attack vectors that cause a null pointer dereference.

Record: CVE-2004-0506
Updated: 2026-11-02

EUVDEUVD-2004-0505 No score

The SPNEGO dissector in Ethereal 0.9.8 to 0.10.3 allows remote attackers to cause a denial of service (crash) via unknown attack vectors that cause a null pointer dereference.

Record: EUVD-2004-0505
Updated: 2026-11-03

GitHub AdvisoriesGHSA-j59m-2737-jgm8 No score

The SPNEGO dissector in Ethereal 0.9.8 to 0.10.3 allows remote attackers to cause a denial of...

The SPNEGO dissector in Ethereal 0.9.8 to 0.10.3 allows remote attackers to cause a denial of service (crash) via unknown attack vectors that cause a null pointer dereference.

Record: GHSA-j59m-2737-jgm8
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`ethereal` Red Hat:enterprise_linux:3::as From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::as From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::as From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal` Red Hat:enterprise_linux:3::desktop From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::desktop From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::desktop From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal` Red Hat:enterprise_linux:3::es From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::es From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::es From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal` Red Hat:enterprise_linux:3::ws From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-debuginfo` Red Hat:enterprise_linux:3::ws From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.2
`ethereal-gnome` Red Hat:enterprise_linux:3::ws From an advisory covering 4 CVEs	before 0:0.10.3-0.30E.2	0:0.10.3-0.30E.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-2004-0506 is a medium vulnerability (CVSS 5.0) in Ethereal Group Ethereal, published June 3, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.93%, the 90th percentile. No source names a fixed version.

References

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