Vulnerabilities > CVE-2002-0381
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
PARTIAL Integrity impact
NONE Availability impact
NONE Summary
The TCP implementation in various BSD operating systems (tcp_input.c) does not properly block connections to broadcast addresses, which could allow remote attackers to bypass intended filters via packets with a unicast link layer address and an IP broadcast address.
Vulnerable Configurations
References
- ftp://patches.sgi.com/support/free/security/advisories/20030604-01-I
- http://cvsweb.netbsd.org/bsdweb.cgi/syssrc/sys/netinet/tcp_input.c.diff?r1=1.136&r2=1.137
- http://online.securityfocus.com/archive/1/262733
- http://www.FreeBSD.org/cgi/query-pr.cgi?pr=35022
- http://www.iss.net/security_center/static/8485.php
- http://www.openbsd.org/cgi-bin/cvsweb/src/sys/netinet/tcp_input.c.diff?r1=1.109&r2=1.110
- http://www.osvdb.org/5308
- http://www.securityfocus.com/bid/4309