Home/CVE/The accept_filter mechanism in FreeBSD 4 through 4.5 does not properly remove entries from the incomplete listen queue w
CVE

CVE-2002-0794

The accept_filter mechanism in FreeBSD 4 through 4.5 does not properly remove entries from the incomplete listen queue w

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.

MEDIUM · CVSS 5 EPSS 0.009
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

1
freebsdall versions
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Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published to NVD12 Aug 2002 · 04:00 AM
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References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://archives.neohapsis.com/archives/freebsd/2002-05/0349.htmlPatchVendor Advisory
http://www.iss.net/security_center/static/9209.phpPatchVendor Advisory
http://www.osvdb.org/5081
http://www.securityfocus.com/bid/4879PatchVendor Advisory
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