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Overview

Vulnerability Score 6.4 6.4
CVE Id CVE-2003-1230
Last Modified 05 Sep 2008 04:36:23
Published 31 Dec 2003 12:00:00
Confidentiality Impact PARTIAL PARTIAL
Integrity Impact PARTIAL PARTIAL
Availability Impact NONE NONE
Access Vector NETWORK
Access Complexity LOW
Authentication NONE

CVE-2003-1230

Summary

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.

Vulnerable Systems


References

XF - freebsd-syncookie-brute-force(11397)

BID - 6920

FREEBSD - FreeBSD-SA-03:03

SECUNIA - 8142

OSVDB - 19785


Last Updated: 27 May 2016 10:38:17