Unscored severity · published Aug 12, 2002
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…
–
CVSS
2.5%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Freebsd · Freebsd
4.5; 4.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2002-0518
CVE.org
https://www.cve.org/CVERecord?id=CVE-2002-0518
www.iss.net
http://www.iss.net/security_center/static/8873.php
Patch
http://www.iss.net/security_center/static/8875.php
www.osvdb.org
http://www.osvdb.org/6046
Patch
http://www.securityfocus.com/bid/4524
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