{"id":"CVE-2008-2121","url":"https://www.cyber-defence.io/tools/cve/CVE-2008-2121","generatedAt":"2026-10-27T17:30:25.161Z","title":"The TCP implementation in Sun Solaris 8, 9, and 10 allows remote attackers to cause a denial of service (CPU consumption and new connection timeouts) via a TCP SYN flood attack.","description":"The TCP implementation in Sun Solaris 8, 9, and 10 allows remote attackers to cause a denial of service (CPU consumption and new connection timeouts) via a TCP SYN flood attack.","published":"2008-05-09T15:20:00.000Z","lastModified":"2026-06-16T22:53:09.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.8,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},"cwe":["CWE-16"],"affected":["sun/sunos"],"epss":{"score":0.02639,"percentile":0.85466,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://secunia.com/advisories/30125","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/30131","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-200864-1","source":"cve@mitre.org"},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2008-206.htm","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/29089","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id?1019989","source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2008/1453/references","source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2008/1585/references","source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/42264","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/30125","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/30131","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-200864-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2008-206.htm","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/29089","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id?1019989","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2008/1453/references","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2008/1585/references","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/42264","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2008-2121","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}