5

CVE-2002-0518

The SYN cache (syncache) and SYN cookie (syncookie) mechanism in FreeBSD 4.5 and earlier allows remote attackers to cause a denial of service (crash) (1) via a SYN packet that is accepted using syncookies that causes a null pointer to be referenced for the socket's TCP options, or (2) by killing and restarting a process that listens on the same socket, which does not properly clear the old inpcb pointer on restart.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Freebsd ≫ Freebsd Version 4.5 Update release
Freebsd ≫ Freebsd Version 4.5 Update stable
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.47% 0.824
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
Es wurden noch keine Informationen zu CWE veröffentlicht.
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:20.syncache.asc
http://www.iss.net/security_center/static/8873.php
http://www.iss.net/security_center/static/8875.php
Patch
Vendor Advisory
http://www.osvdb.org/6046
http://www.securityfocus.com/bid/4524
Patch
Vendor Advisory