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CVSS v3.1
N/A
EPSS
2.20%
Published
Aug 12, 2002
Modified
Jun 16, 2026
Public PoC / Exploit
All weaponized →No public PoC or exploit code indexed for this CVE.
Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
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.
Weaknesses (CWE)
Affected Products (1)
References (6)