CVE

Id
4910  
CVE No.
CVE-2002-0518  
Status
Candidate  
Description
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.  
Phase
Modified (20050817)  
Votes
ACCEPT(3) Baker, Cole, Frech | NOOP(3) Cox, Foat, Wall  
Comments
 

Actions

Related CVE References

Id CVE Id CVE No. Reference Actions
25162 4910 CVE-2002-0518 FREEBSD:FreeBSD-SA-02:20  View
25163 4910 CVE-2002-0518 URL:ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:20.syncache.asc  View
25164 4910 CVE-2002-0518 BID:4524  View
25165 4910 CVE-2002-0518 URL:http://www.securityfocus.com/bid/4524  View
25166 4910 CVE-2002-0518 OSVDB:6046  View
25167 4910 CVE-2002-0518 URL:http://www.osvdb.org/6046  View
25168 4910 CVE-2002-0518 XF:bsd-syncookie-pointer-dos(8873)  View
25169 4910 CVE-2002-0518 URL:http://www.iss.net/security_center/static/8873.php  View
25170 4910 CVE-2002-0518 XF:bsd-syncache-inpcb-dos(8875)  View

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