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CVE-2002-0381
CVE information
Published
Last Modified
CVSSv2.0 Severity
Impact Analysis
Description
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..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 5/10
- Exploit Score
- 10/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- Partial
- Availability Impact
- None
- Integrity Impact
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:o:netbsd:netbsd:2.0.4:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:* |
Yes
|
- | - |
References
- http://www.FreeBSD.org/cgi/query-pr.cgi?pr=35022
- http://online.securityfocus.com/archive/1/262733
- http://www.openbsd.org/cgi-bin/cvsweb/src/sys/netinet/tcp_input.c.diff?r1=1.109&r2=1.110
- http://cvsweb.netbsd.org/bsdweb.cgi/syssrc/sys/netinet/tcp_input.c.diff?r1=1.136&r2=1.13
- ftp://patches.sgi.com/support/free/security/advisories/20030604-01-I
- http://www.securityfocus.com/bid/4309
- http://www.osvdb.org/5308
- http://www.iss.net/security_center/static/8485.php