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HistoryMay 10, 2005 - 4:00 a.m.
CVE-2004-1799
openbsd
pf
packet filters
spoofed packets
cve-2004-1799
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
7.1 High
AI Score
Confidence
Low
0.008 Low
EPSS
Percentile
82.2%
PF in certain OpenBSD versions, when stateful filtering is enabled, does not limit packets for a session to the original interface, which allows remote attackers to bypass intended packet filters via spoofed packets to other interfaces.
Affected configurations
Node
openbsdopenbsdMatch3.0
ORopenbsdopenbsdMatch3.1
ORopenbsdopenbsdMatch3.2
ORopenbsdopenbsdMatch3.3
ORopenbsdopenbsdMatch3.4
| CPE | Name | Operator | Version |
|---|---|---|---|
| openbsd:openbsd | openbsd | eq | 3.0 |
| openbsd:openbsd | openbsd | eq | 3.1 |
| openbsd:openbsd | openbsd | eq | 3.2 |
| openbsd:openbsd | openbsd | eq | 3.3 |
| openbsd:openbsd | openbsd | eq | 3.4 |
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
7.1 High
AI Score
Confidence
Low
0.008 Low
EPSS
Percentile
82.2%
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