{"id":"CVE-2009-1574","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-1574","generatedAt":"2026-10-27T19:39:22.323Z","title":"racoon/isakmp_frag.c in ipsec-tools before 0.7.2 allows remote attackers to cause a denial of service (crash) via crafted fragmented packets without a payload, which triggers a NULL pointer dereference.","description":"racoon/isakmp_frag.c in ipsec-tools before 0.7.2 allows remote attackers to cause a denial of service (crash) via crafted fragmented packets without a payload, which triggers a NULL pointer dereference.","published":"2009-05-06T17:30:10.000Z","lastModified":"2026-06-16T23:07:33.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":[],"affected":["ipsec-tools/ipsec-tools"],"epss":{"score":0.11631,"percentile":0.9602,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2009-05-13","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":8669,"kind":"exploit","title":"IPsec-Tools < 0.7.2 (racoon frag-isakmp) - Multiple Remote Denial of Service Vulnerabilities (PoC)","url":"https://www.exploit-db.com/exploits/8669","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/dos/8669.c","file":"exploits/multiple/dos/8669.c","published":"2009-05-13","added":"2009-05-12","updated":null,"author":"mu-b","type":"dos","platform":"multiple","port":null,"verified":true,"codes":["CVE-2009-1574","OSVDB-54286"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 11.6%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705","source":"cve@mitre.org"},{"url":"http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html","source":"cve@mitre.org"},{"url":"http://lists.apple.com/archives/security-announce/2010//Dec/msg00001.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/35113","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/35153","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/35159","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/35212","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/35404","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/35685","source":"cve@mitre.org"},{"url":"http://security.gentoo.org/glsa/glsa-200905-03.xml","source":"cve@mitre.org"},{"url":"http://sourceforge.net/project/shownotes.php?group_id=74601&release_id=677611","source":"cve@mitre.org"},{"url":"http://support.apple.com/kb/HT3937","source":"cve@mitre.org"},{"url":"http://support.apple.com/kb/HT4298","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2009/dsa-1804","source":"cve@mitre.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:112","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2009/04/29/6","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2009/05/04/3","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2009-1036.html","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/34765","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-785-1","source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2009/3184","source":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=497990","tags":["Exploit","Patch"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/50412","source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9624","source":"cve@mitre.org"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-May/msg00725.html","source":"cve@mitre.org"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-May/msg00746.html","source":"cve@mitre.org"},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-May/msg00789.html","source":"cve@mitre.org"},{"url":"http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.apple.com/archives/security-announce/2010//Dec/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/35113","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/35153","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/35159","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/35212","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/35404","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/35685","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://security.gentoo.org/glsa/glsa-200905-03.xml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sourceforge.net/project/shownotes.php?group_id=74601&release_id=677611","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.apple.com/kb/HT3937","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.apple.com/kb/HT4298","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2009/dsa-1804","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:112","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2009/04/29/6","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2009/05/04/3","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2009-1036.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/34765","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-785-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2009/3184","source":"af85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BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}