CVE-2002-0514
OpenBSD 3.0 - Observable Discrepancy via PF Return-RST Rule TTL
Title source: llmDescription
PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL.
References (3)
Core 3
Core References
Broken Link, Exploit, Third Party Advisory, VDB Entry, Vendor Advisory vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/4401
Broken Link, Third Party Advisory, VDB Entry, Vendor Advisory mailing-list
x_refsource_bugtraq
http://www.securityfocus.com/archive/1/265188
Broken Link, Vendor Advisory vdb-entry
x_refsource_xf
http://www.iss.net/security_center/static/8738.php
Scores
EPSS
0.0209
EPSS Percentile
84.2%
Details
CWE
CWE-203
Status
published
Products (1)
openbsd/openbsd
3.0
Published
Aug 12, 2002
Tracked Since
Feb 18, 2026