CVE-2003-0927

Heap-based buffer overflow in Ethereal 0.9.15 and earlier allows remote attackers to cause a...

7.5 High

Heap-based buffer overflow in Ethereal 0.9.15 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the SOCKS dissector.

Exploit likelihood

5.63%Down 1.9 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Heap-based buffer overflow in Ethereal 0.9.15 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the SOCKS dissector.

Record: CVE-2003-0927
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

Heap-based buffer overflow in Ethereal 0.9.15 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the SOCKS dissector.

Record: CVE-2003-0927
Updated: 2026-11-02

EUVDEUVD-2003-0917 No score

Heap-based buffer overflow in Ethereal 0.9.15 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the SOCKS dissector.

Record: EUVD-2003-0917
Updated: 2026-11-03

GitHub AdvisoriesGHSA-g8cm-56x9-whp3 No score

Heap-based buffer overflow in Ethereal 0.9.15 and earlier allows remote attackers to cause a...

Heap-based buffer overflow in Ethereal 0.9.15 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the SOCKS dissector.

Record: GHSA-g8cm-56x9-whp3
Updated: 2026-11-02

Affected products

ethereal group ethereal

Affected packages

Affected packages
Package	Affected	Fixed
`ethereal` Debian:3.0 From an advisory covering 5 CVEs	before 0.9.4-1woody6	0.9.4-1woody6
`ethereal` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.1
`ethereal-gnome` Red Hat:enterprise_linux:3::as From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.1
`ethereal` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.1
`ethereal-gnome` Red Hat:enterprise_linux:3::desktop From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.1
`ethereal` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.1
`ethereal-gnome` Red Hat:enterprise_linux:3::es From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.1
`ethereal` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.1
`ethereal-gnome` Red Hat:enterprise_linux:3::ws From an advisory covering 3 CVEs	before 0:0.9.16-0.30E.1	0:0.9.16-0.30E.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-2003-0927 is a high vulnerability (CVSS 7.5) in Ethereal Group Ethereal, published November 6, 2003. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.63%, the 92nd percentile. No source names a fixed version.

References

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