CVE-2001-1155

TCP Wrappers (tcp_wrappers) in FreeBSD 4.1.1 through 4.3 with the PARANOID ACL option enabled does not properly check the result of a reverse DNS lookup, which could allow remote attackers to bypass intended access restrictions via DNS spoofing.

Scoring

CVSS base score
0.01
EPSS probability
0.20%
Published
2002-06-25
Last modified
2026-03-16

Affected products

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