CVE-2003-1230

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.

Scoring

CVSS base score
0.02
EPSS probability
0.52%
Published
2005-08-17
Last modified
2026-03-16

Affected products

Markdown version · Browse all CVEs