Home/CVE/The TCP implementation in various BSD operating systems (tcp_input.c) does not properly block connections to broadcast a
CVE

CVE-2002-0381

The TCP implementation in various BSD operating systems (tcp_input.c) does not properly block connections to broadcast a

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.

MEDIUM · CVSS 5 EPSS 0.00784
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
▤

Affected Products & Versions

3
freebsd<= 4.5
netbsdall versions
openbsdall versions
⚠

Public Exploits & PoCs

1
poconline.securityfocus.com · 262733online.securityfocus.com
▣

Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Published to NVD25 Jun 2002 · 04:00 AM
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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://www.FreeBSD.org/cgi/query-pr.cgi?pr=35022PatchVendor Advisory
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
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