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HistoryAug 12, 2002 - 4:00 a.m.
CVE-2002-0515
ipfilter
ttl
port filtering
vulnerability
cve-2002-0515
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.1 High
AI Score
Confidence
Low
0.003 Low
EPSS
Percentile
70.6%
IPFilter 3.4.25 and earlier sets a different TTL when a port is being filtered than when it is not being filtered, which allows remote attackers to identify filtered ports by comparing TTLs.
Affected configurations
Node
phildevipfilterRange≤3.4.25
| CPE | Name | Operator | Version |
|---|---|---|---|
| phildev:ipfilter | phildev ipfilter | le | 3.4.25 |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
7.1 High
AI Score
Confidence
Low
0.003 Low
EPSS
Percentile
70.6%
Related for CVE-2002-0515