{"id":"CVE-2011-0413","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-0413","generatedAt":"2026-10-27T17:42:58.594Z","title":"The DHCPv6 server in ISC DHCP 4.0.x and 4.1.x before 4.1.2-P1, 4.0-ESV and 4.1-ESV before 4.1-ESV-R1, and 4.2.x before 4.2.1b1 allows remote attackers to cause a denial of service (assertion failure and daemon crash) by sending a message over IPv6 for a…","description":"The DHCPv6 server in ISC DHCP 4.0.x and 4.1.x before 4.1.2-P1, 4.0-ESV and 4.1-ESV before 4.1-ESV-R1, and 4.2.x before 4.2.1b1 allows remote attackers to cause a denial of service (assertion failure and daemon crash) by sending a message over IPv6 for a declined and abandoned address.","published":"2011-01-31T21:00:18.000Z","lastModified":"2026-06-16T23:27:19.000Z","status":"Modified","sourceIdentifier":"cret@cert.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-20"],"affected":["isc/dhcp"],"epss":{"score":0.32582,"percentile":0.98327,"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":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 32.6%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-February/053644.html","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://secunia.com/advisories/43006","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://secunia.com/advisories/43104","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://secunia.com/advisories/43167","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://secunia.com/advisories/43354","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://secunia.com/advisories/43613","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://securitytracker.com/id?1024999","tags":["Third Party Advisory","VDB Entry"],"source":"cret@cert.org"},{"url":"http://www.debian.org/security/2011/dsa-2184","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://www.isc.org/software/dhcp/advisories/cve-2011-0413","tags":["Vendor Advisory"],"source":"cret@cert.org"},{"url":"http://www.kb.cert.org/vuls/id/686084","tags":["Third Party Advisory","US Government Resource"],"source":"cret@cert.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:022","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://www.osvdb.org/70680","tags":["Broken Link"],"source":"cret@cert.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0256.html","tags":["Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://www.securityfocus.com/bid/46035","tags":["Third Party Advisory","VDB Entry"],"source":"cret@cert.org"},{"url":"http://www.vupen.com/english/advisories/2011/0235","tags":["Permissions Required"],"source":"cret@cert.org"},{"url":"http://www.vupen.com/english/advisories/2011/0266","tags":["Permissions Required"],"source":"cret@cert.org"},{"url":"http://www.vupen.com/english/advisories/2011/0300","tags":["Permissions Required"],"source":"cret@cert.org"},{"url":"http://www.vupen.com/english/advisories/2011/0400","tags":["Permissions Required"],"source":"cret@cert.org"},{"url":"http://www.vupen.com/english/advisories/2011/0583","tags":["Permissions Required"],"source":"cret@cert.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/64959","tags":["Third Party Advisory","VDB Entry"],"source":"cret@cert.org"},{"url":"https://kb.isc.org/article/AA-00456","tags":["Vendor Advisory"],"source":"cret@cert.org"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-February/053644.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43006","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43104","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43167","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43354","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43613","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1024999","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2011/dsa-2184","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.isc.org/software/dhcp/advisories/cve-2011-0413","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kb.cert.org/vuls/id/686084","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:022","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/70680","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0256.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/46035","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0235","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0266","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0300","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0400","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0583","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/64959","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://kb.isc.org/article/AA-00456","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-0413","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."}