VulnerabilityModified
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…
MEDIUM 6.4EPSS 1.35%
Does this matter?
Lower severity and a low EPSS score (1.35%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 6.4 MEDIUMAV:N/AC:L/Au:N/C:P/I:P/A:N
- EPSS
- 1.35% probability · 70th percentile
- CISA KEV
- Not listed
- Source
- cve@mitre.org
References
- http://secunia.com/advisories/8142/Vendor Advisory
- http://www.osvdb.org/19785
- http://www.securityfocus.com/advisories/5013Patch, Vendor Advisory
- http://www.securityfocus.com/bid/6920Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/11397
- http://secunia.com/advisories/8142/Vendor Advisory
- http://www.osvdb.org/19785
- http://www.securityfocus.com/advisories/5013Patch, Vendor Advisory
- http://www.securityfocus.com/bid/6920Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/11397
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.