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Fencer Vulns
medium 5.0

CVE-2004-0634 json

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 han…

published 2004-07-08 22 y ago modified 2026-06-16 4 mo ago also EUVD-2004-0633

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.3%
EPSS 5.3% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

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.

Patch / fix

  • ethereal RHEL 3 0.10.5-0.30E.2
  • ethereal-gnome RHEL 3 0.10.5-0.30E.2

red hat advisories RHSA-2004:378

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2004-0634 updated

security flaw

  • Red Hat Desktop version 3 ethereal 0.10.5-0.30E.2, ethereal-gnome 0.10.5-0.30E.2 Red Hat Enterprise Linux AS version 3 ethereal 0.10.5-0.30E.2, ethereal-gnome 0.10.5-0.30E.2 Red Hat Enterprise Linux ES version 3 ethereal 0.10.5-0.30E.2, ethereal-gnome 0.10.5-0.30E.2 Red Hat Enterprise Linux WS version 3 ethereal 0.10.5-0.30E.2, ethereal-gnome 0.10.5-0.30E.2
    fixed: vendor fix RHSA-2004:378

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.27% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Fix old broken CPEs.