CVE-2004-0634

CVE-2004-0634 is a medium-severity vulnerability in Ethereal Group Ethereal with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is CVE-2004-0634?
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.
How severe is CVE-2004-0634?
CVE-2004-0634 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-0634 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0634?
CVE-2004-0634 primarily affects Ethereal Group Ethereal. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0634?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0634 published?
CVE-2004-0634 was published on 2004-12-06 and last updated on 2026-06-16.

References

Affected products (12)

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