The accept_filter mechanism in FreeBSD 4 through 4.5 does not properly remove entries from the incomplete listen queue when adding a syncache, which allows remote attackers to cause a denial of service (network service availability) via a large number of connection attempts, which fills the queue.
Advisories
Source ID Title
EUVD EUVD EUVD-2002-0786 The accept_filter mechanism in FreeBSD 4 through 4.5 does not properly remove entries from the incomplete listen queue when adding a syncache, which allows remote attackers to cause a denial of service (network service availability) via a large number of connection attempts, which fills the queue.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-08T03:03:48.667Z

Reserved: 2002-07-25T00:00:00

Link: CVE-2002-0794

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2002-08-12T04:00:00.000

Modified: 2025-04-03T01:03:51.193

Link: CVE-2002-0794

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses