{"id":"CVE-2009-1892","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-1892","generatedAt":"2026-10-27T19:39:16.855Z","title":"dhcpd in ISC DHCP 3.0.4 and 3.1.1, when the dhcp-client-identifier and hardware ethernet configuration settings are both used, allows remote attackers to cause a denial of service (daemon crash) via unspecified requests.","description":"dhcpd in ISC DHCP 3.0.4 and 3.1.1, when the dhcp-client-identifier and hardware ethernet configuration settings are both used, allows remote attackers to cause a denial of service (daemon crash) via unspecified requests.","published":"2009-07-17T16:30:01.000Z","lastModified":"2026-06-16T23:08:18.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":["CWE-16"],"affected":["isc/dhcp"],"epss":{"score":0.08566,"percentile":0.95034,"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":"low","text":"Lower severity and a low EPSS score (8.57%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://secunia.com/advisories/35830","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/35851","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/36457","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/37342","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2009/dsa-1833","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:154","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/35669","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/51717","source":"secalert@redhat.com"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01177.html","source":"secalert@redhat.com"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00340.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/35830","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/35851","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/36457","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/37342","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2009/dsa-1833","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:154","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/35669","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/51717","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01177.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00340.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-1892","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."}