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CVE-2002-0794

The accept_filter mechanism in FreeBSD 4 through 4.5 does not properly remove entries from the...

5.0 Medium

CVE-2002-0794 is a medium vulnerability (CVSS 5.0) in Freebsd, published August 12, 2002. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.63%, the 76th percentile. No source names a fixed version.

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.

Exploit likelihood

1.63%Up 0.4 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

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.

Record
CVE-2002-0794
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 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.

Record
CVE-2002-0794
Updated
2026-11-02
EUVDEUVD-2002-0786 No score

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.

Record
EUVD-2002-0786
Updated
2026-11-03
GitHub AdvisoriesGHSA-xw45-7j42-7mx4 No score

The accept_filter mechanism in FreeBSD 4 through 4.5 does not properly remove entries from the...

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.

Record
GHSA-xw45-7j42-7mx4
Updated
2026-11-02

Affected products

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD

References

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