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CVE-2003-1230

CVE information

Published

18 years ago

Last Modified

5 years ago

CVSSv2.0 Severity

Medium

Impact Analysis

Description

The implementation of SYN cookies (syncookies) in FreeBSD 4.5 through 5.0-RELEASE-p3 uses only 32-bit internal keys when generating syncookies, which makes it easier for remote attackers to conduct brute force ISN guessing attacks and spoof legitimate traffic..

CVSSv2.0 Score

Severity
Medium
Base Score
6.4/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
4.9/10
Confidentiality Impact
Partial
Availability Impact
None
Integrity Impact
Partial

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:freebsd:freebsd:5.0:release:*:*:*:*:*:* No - -
cpe:2.3:o:freebsd:freebsd:4.6:release:*:*:*:*:*:* No - -
cpe:2.3:o:freebsd:freebsd:4.7:stable:*:*:*:*:*:* No - -
cpe:2.3:o:freebsd:freebsd:4.5:release:*:*:*:*:*:* No - -
cpe:2.3:o:freebsd:freebsd:4.7:release:*:*:*:*:*:* No - -