CVE-2003-1230

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.

6.4

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 0.52%

Vendor Advisory securityfocus.com Vendor Advisory secunia.com

Affected: n/a n/a

References

Link	Tags
http://www.osvdb.org/19785	vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/11397	vdb entry
http://www.securityfocus.com/bid/6920	vdb entry patch
http://secunia.com/advisories/8142/	third party advisory vendor advisory
http://www.securityfocus.com/advisories/5013	patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2003-1230?: CVE-2003-1230 has been scored as a medium severity vulnerability.
How to fix CVE-2003-1230?: To fix CVE-2003-1230, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2003-1230 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2003-1230 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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