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HistoryApr 02, 2003 - 5:00 a.m.
CVE-2002-0794
freebsd
4
4.5
accept_filter
denial of service
vulnerability
nvd
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7 High
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.1%
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.
Affected configurations
Node
freebsdfreebsdMatch4.5release
| CPE | Name | Operator | Version |
|---|---|---|---|
| freebsd:freebsd | freebsd | eq | 4.5 |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7 High
AI Score
Confidence
High
0.009 Low
EPSS
Percentile
83.1%
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